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CN105487191A - Camera module group lens, camera module group, assembly method of camera module group lens and assembly method of camera module group - Google Patents

Camera module group lens, camera module group, assembly method of camera module group lens and assembly method of camera module group Download PDF

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Publication number
CN105487191A
CN105487191A CN201511009093.5A CN201511009093A CN105487191A CN 105487191 A CN105487191 A CN 105487191A CN 201511009093 A CN201511009093 A CN 201511009093A CN 105487191 A CN105487191 A CN 105487191A
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CN
China
Prior art keywords
eyeglass
lens barrel
barrel unit
external optical
camera module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201511009093.5A
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Chinese (zh)
Other versions
CN105487191B (en
Inventor
王明珠
蒋恒
丁亮
刘春梅
郭楠
王守杰
陈飞帆
赵波杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Sunny Opotech Co Ltd
Original Assignee
Ningbo Sunny Opotech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningbo Sunny Opotech Co Ltd filed Critical Ningbo Sunny Opotech Co Ltd
Priority to CN201511009093.5A priority Critical patent/CN105487191B/en
Publication of CN105487191A publication Critical patent/CN105487191A/en
Priority to KR1020207002497A priority patent/KR102202780B1/en
Priority to KR1020217000570A priority patent/KR20210006025A/en
Priority to JP2018522693A priority patent/JP7084305B2/en
Priority to EP22205684.8A priority patent/EP4180852A1/en
Priority to EP16858996.8A priority patent/EP3370098B1/en
Priority to KR1020187015325A priority patent/KR102111869B1/en
Priority to US15/772,512 priority patent/US11099353B2/en
Priority to PCT/CN2016/103253 priority patent/WO2017071561A1/en
Priority to TW107131281A priority patent/TWI731262B/en
Priority to TW105141123A priority patent/TWI644137B/en
Priority to TW107131247A priority patent/TWI731261B/en
Priority to TW107131275A priority patent/TWI691748B/en
Application granted granted Critical
Publication of CN105487191B publication Critical patent/CN105487191B/en
Priority to US17/377,343 priority patent/US12105350B2/en
Active legal-status Critical Current
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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/023—Mountings, adjusting means, or light-tight connections, for optical elements for lenses permitting adjustment
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/025—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using glue

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)

Abstract

The present invention discloses a camera module group lens, a camera module group, an assembly method of a camera module group lens and an assembly method of a camera module group. The camera module group lens comprises at least one internal optics lens, at least one external optics lens and a lens-barrel part. Each internal optics lens is arranged in the space of the lens-barrel part according to a predetermined order, each external optics lens is arranged out of the lens-barrel part in the height direction of the lens-barrel part, and each internal optics lens and each external optics lens are both located on the optical path of the camera module group lens. The design mode is configured to shorten the assembly tolerance chain of a lens and reduce the distance from the lens to a chip, so that the back focal length of a small lens may be realized and the higher imaging quality may be ensured.

Description

Camera module group lens and camera module and assemble method thereof
Technical field
The present invention relates to camera module field, particularly relate to camera module group lens and camera module and assemble method thereof.
Background technology
Along with the expansion gradually of camera module application, the demand of all trades and professions to camera module constantly increases, simultaneously also more and more higher to the quality requirements of camera module, this just has higher requirement to camera module manufacturing, obtains higher image quality at a lower cost to enable camera module.
In the camera module assembling procedure of routine, camera lens is the parts of an independent assembling, it comprises the structures such as lens barrel (comprising diaphragm), eyeglass, spacer ring, pressure ring (stopper), its assembling process comprises: spacer ring and eyeglass are loaded lens barrel in order, fixes with glue or pressure ring the assembling that last piece of eyeglass realizes camera lens.The assembling tolerance of above-mentioned assembling mode comprises: the assembling tolerance of the assembling tolerance of eyeglass and spacer ring, eyeglass and camera lens.Therefore, the assembling tolerance chain of this assembling mode is long, and assembly cost is high, and the assembling position ratio of precision of eyeglass is poor, affects lens quality, and then affects the quality of product of whole camera module and application thereof.
Therefore, the assembling how improving camera module shortens assembling tolerance chain, reduce manufacturing cost, improve its image quality becomes camera module field problem demanding prompt solution.
Summary of the invention
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, can shorten lens assembling tolerance chain, reduce assembly cost, improve the image quality of camera module.
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, chimeric assembling between each internal optics eyeglass, require lower to the machining precision of lens barrel unit and the assembly precision between optical mirror slip and lens barrel unit, be conducive to reducing costs.
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, be assembled in again in lens barrel unit after chimeric between each internal optics eyeglass, change the technique of traditional individual chip package, assembling tolerance chain is shortened, improve packaging efficiency.
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, last a slice optical mirror slip as external optical eyeglass is not installed in lens barrel unit, but the outside of lens barrel unit with bottom lens barrel unit between be connected, effectively can reduce the machining precision of lens barrel unit and the assembly precision between optical mirror slip and lens barrel unit, reduce cost, improve image quality.
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, as last block optical mirror slip arranged outside light blocking layer of external optical eyeglass, extraneous light can be stoped to enter from non-light beam incidence channel, camera lens light leak can be prevented simultaneously, can ensure that camera lens has higher quality, light blocking layer is thinner, is conducive to the weight alleviating camera module group lens.
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, wherein external optical eyeglass is not installed on lens barrel unit inside, but directly bear against on microscope base, therefore, assembling tolerance between lens barrel unit and microscope base can not affect the image quality of camera module, and shorten the assembling tolerance chain of camera lens, be conducive to enhancing productivity.
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, wherein by last a slice optical mirror slip being arranged between lens barrel outside and microscope base, the distance between camera lens to sensitive chip can be reduced, comparatively tiny lens back focal length can be realized, be conducive to camera module to lightening future development.
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, wherein at least a slice internal optics eyeglass as adjustable eyeglass, the central axis of camera module group lens and the central axes of sensitive chip is made or in the scope that deviation allows after adjustment, to calibrate the image quality of camera module, ensure that camera module has higher image quality after finalization of the manufacture.
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, wherein external optical eyeglass is pre-assembled between lens barrel unit and microscope base, be suitable for the optical path by adjustment external optical eyeglass and/or lens barrel unit adjustment camera module group lens, and then camera module imaging is calibrated, improve image quality and the fine ratio of product of camera module.
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, by arranging adjustable eyeglass, the back focal length of camera lens can be calibrated and regulate the image quality of camera module, complete calibration in an assembling process, significantly can promote fine ratio of product and the properties of product of camera module.
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, wherein by arranging adjustable eyeglass, make camera module complete calibration in the fabrication process, eliminate follow-up focusing step, reduce operation, cost-saving, raise the efficiency.
One object of the present invention is to provide a camera module group lens and camera module and assemble method thereof, assemble method simple possible, easy to operate, is suitable for applying.
For meeting above object of the present invention and other objects of the present invention and advantage, the invention provides a camera module group lens, comprising:
At least one internal optics eyeglass;
At least one external optical eyeglass; And
One lens barrel unit, each described internal optics eyeglass is arranged at the inner space of described lens barrel unit according to predesigned order, each described external optical eyeglass is arranged at the outside of described lens barrel unit along the short transverse of described lens barrel unit, and wherein each described internal optics eyeglass and each described external optical eyeglass are all positioned on the optical path of described camera module group lens.
According to one embodiment of the invention, each described internal optics eyeglass each other chimeric assembling is as a whole, is fixed in described lens barrel unit.
According to one embodiment of the invention, spacer ring between adjacent described internal optics eyeglass, is used to carry out chimeric or be directly fitted together to by glue.
According to one embodiment of the invention, at least internal optics eyeglass described in a slice is pre-assembled in described lens barrel unit, as adjustable eyeglass, the assembling position of described adjustable eyeglass is suitable for by the adjustment carrying out at least one direction relative to the locus of described lens barrel unit.
According to one embodiment of the invention, outer circumference direction along described lens barrel unit is provided with at least one adjustment passage, the inner space of described lens barrel unit is connected with external environment condition by each described adjustment passage, wherein each described adjustment passage is all corresponding with each described adjustable eyeglass, be suitable for the assembling position by the described adjustable eyeglass of described adjustment passage adjustment, to adjust the optical path of described camera module group lens.
According to one embodiment of the invention, use a spot gluing equipment by described adjustment passage injection glue, described adjustable eyeglass to be fixed on the inwall of described lens barrel unit, sealed described adjustment passage simultaneously.
According to one embodiment of the invention, when internal optics eyeglass described in first is arranged in the inner space at described lens barrel unit top as described adjustable eyeglass, the top of described lens barrel unit is provided with at least one stationary conduit, wherein said stationary conduit is corresponding with the edge of described adjustable eyeglass, the edge of described adjustable eyeglass is connected with external environment condition, and then is suitable for fixing described adjustable eyeglass by described stationary conduit injection glue.
According to one embodiment of the invention, described external optical eyeglass is fixed on the bottom of described lens barrel unit, and the top surface edge of described external optical eyeglass is connected with the lower surface of described lens barrel unit.
According to one embodiment of the invention, described external optical eyeglass is pre-assembled in the bottom of described lens barrel unit as adjustable eyeglass, the top surface edge of described external optical eyeglass is connected with the lower surface of described lens barrel unit, and wherein said external optical eyeglass is all suitable for by the adjustment carrying out at least one direction relative to the assembling position of described lens barrel unit.
According to one embodiment of the invention, all have a light blocking layer outside each described external optical eyeglass, described light blocking layer covers the whole side of described external optical eyeglass completely.
According to one embodiment of the invention, form described light blocking layer by being coated with black glue in the outside of each described external optical eyeglass.
According to a further aspect in the invention, the present invention also provides a camera module, comprising:
One photosensitive device, described photosensitive device comprises a sensitive chip and a microscope base; With
One camera module group lens, described camera module group lens is arranged on the photosensitive path of described sensitive chip, wherein said camera module group lens comprises at least one internal optics eyeglass, at least one external optical eyeglass and a lens barrel unit, each described internal optics eyeglass is arranged at the inner space of described lens barrel unit according to predesigned order, each described external optical eyeglass is arranged between described lens barrel unit and described microscope base, and wherein each described internal optics eyeglass and each described external optical eyeglass are all positioned on the photosensitive path of described sensitive chip.
According to one embodiment of the invention, described external optical eyeglass is fixed between described lens barrel unit and described microscope base, and the top surface edge of described external optical eyeglass and lower surface edge are all fixedly connected with respectively with between the lower surface of described lens barrel unit and the top surface of described microscope base.
According to one embodiment of the invention, described external optical eyeglass is pre-assembled between described lens barrel unit and described microscope base as adjustable eyeglass, the top surface edge of described external optical eyeglass is connected with the top surface of described microscope base with the lower surface of described lens barrel unit respectively with lower surface edge, all do not fix, wherein said external optical eyeglass and described lens barrel unit are all suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip, the central axes of the central axis of described camera module group lens and described sensitive chip is made or in the scope that deviation allows after adjustment.
According to one embodiment of the invention, described external optical eyeglass is pre-assembled between described lens barrel unit and described microscope base, the top surface edge of described external optical eyeglass is fixedly connected with between the lower surface of described lens barrel unit, pre-assembled between the lower surface edge of described external optical eyeglass and the lower surface of described lens barrel unit, do not fix, described camera module group lens is made to be suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip, the central axes of the central axis of described camera module group lens and described sensitive chip is made or in the scope that deviation allows after adjustment.
According to one embodiment of the invention, described external optical eyeglass is pre-assembled in described microscope base by glue, pre-assembled described glue is the epoxy glue of UV glue and hot-setting adhesive, realizes pre-assembled through uv-exposure semi-solid preparation, is solidified completely by described glue and be able to fixing described external optical eyeglass after adjustment.
According to a further aspect in the invention, the present invention also provides the assemble method of a camera module group lens, said method comprising the steps of:
(A) at least one internal optics eyeglass is installed on the inner space of a lens barrel unit according to predesigned order;
(B) at least one external optical eyeglass is installed on space outerpace bottom described lens barrel unit along the short transverse of described lens barrel unit; And
(C) assembling of described camera module group lens is completed.
According to one embodiment of the invention, described method comprises a step (D) further: at arranged outside one light blocking layer of described external optical eyeglass, is wherein suitable for the setting carrying out described light blocking layer before or after the described external optical eyeglass of assembling.
According to a further aspect in the invention, the present invention also provides the assemble method of a camera module, said method comprising the steps of:
A at least one internal optics eyeglass is installed on the inner space of a lens barrel unit by () according to predesigned order;
B at least one external optical eyeglass is installed on the space outerpace of described lens barrel unit by () along the short transverse of described lens barrel unit;
C (), at arranged outside one light blocking layer of described external optical eyeglass, completes the assembling of described camera module group lens;
D described camera module group lens is arranged on the photosensitive path of a sensitive chip by ();
E () completes the pre-assembled of described camera module; And
F () encapsulates described camera module group lens and described sensitive chip, complete the assembling of described camera module.
According to one embodiment of the invention, in described step (a), by each described internal optics eyeglass, according to predesigned order, chimeric assembling is as a whole each other in advance, is then fixed on the inner space of described lens barrel unit.
According to one embodiment of the invention, in described step (a), each described internal optics eyeglass is fixed on piecewise the inner space of described lens barrel unit according to predesigned order.
According to one embodiment of the invention, in described step (a), at least internal optics eyeglass described in a slice is pre-assembled in the inner space of described lens barrel unit as adjustable eyeglass, the assembling position of wherein said adjustable eyeglass is suitable for by the adjustment carrying out at least one direction relative to the inner space of described lens barrel unit.
According to one embodiment of the invention, described lens barrel unit is provided with at least one adjustment passage, each described adjustment channel connection is in the inner space of described lens barrel unit and external environment condition, and it is corresponding with described adjustable eyeglass, be suitable for the outside of the outside adjusting gear of use one by adjustable eyeglass described in described adjustment channel contact, to adjust the assembling position of described adjustable eyeglass, make the central axes of the central axis of described camera module group lens and described sensitive chip after adjustment or in the scope that deviation allows.
According to one embodiment of the invention, use a spot gluing equipment by described adjustment passage injection glue, described adjustable eyeglass to be fixed on the inwall of described lens barrel unit, sealed described adjustment passage simultaneously.
According to one embodiment of the invention, when internal optics eyeglass described in first is arranged in the inner space at described lens barrel unit top as described adjustable eyeglass, the top of described lens barrel unit is provided with at least one stationary conduit, wherein said stationary conduit is corresponding with the edge of described adjustable eyeglass, the edge of described adjustable eyeglass is connected with external environment condition, and then is suitable for fixing described adjustable eyeglass by described stationary conduit injection glue.
According to one embodiment of the invention, in described step (b) and described step (d), described external optical eyeglass is fixed between described lens barrel unit and a microscope base, wherein by making the two be permanently connected at the top surface edge of described external optical eyeglass or the lower surface glue coating of described lens barrel unit, by making the two fixing connection at the lower surface edge of described external optical eyeglass or the top surface glue coating of described microscope base.
According to one embodiment of the invention, in described step (b) and described step (d), described external optical eyeglass is pre-assembled between described lens barrel unit and a microscope base as adjustable eyeglass, pre-assembled by what carry out therebetween at the top surface edge of described external optical eyeglass or the lower surface glue coating of described lens barrel unit, and it is pre-assembled by what carry out therebetween at the lower surface edge of described external optical eyeglass or the top surface glue coating of described microscope base, wherein said external optical eyeglass and described lens barrel unit are all suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip.
According to one embodiment of the invention, in described step (b) and described step (d), described external optical eyeglass is pre-assembled between described lens barrel unit and a microscope base as adjustable eyeglass, by making the two fixing connection at the top surface edge of described external optical eyeglass or the lower surface glue coating of described lens barrel unit, and it is pre-assembled by what carry out therebetween at the lower surface edge of described external optical eyeglass or the top surface glue coating of described microscope base, wherein said camera module group lens is all suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip.
According to one embodiment of the invention, in described step (b) and described step (d), described external optical eyeglass is pre-assembled between described lens barrel unit and a microscope base as adjustable eyeglass, pre-assembled by what carry out therebetween at the top surface edge of described external optical eyeglass or the lower surface glue coating of described lens barrel unit, and by making the two fixing connection at the lower surface edge of described external optical eyeglass or the top surface glue coating of described microscope base, wherein lens barrel unit is all suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip.
According to one embodiment of the invention, described step (e) comprises the following steps: (e1) is energized to the pre-assembled described camera module completed, and gathers camera module imaging; (e2) the adjustment mode of adjustable eyeglass and adjustment amount according to camera module imaging Adjustable calculation; And (e3) adjusts described adjustable eyeglass according to adjustment amount, described camera module imaging is met and separates as requiring.
According to one embodiment of the invention, in described step (f), a glue is carried out to described adjustable eyeglass and fixes, complete the assembling of described camera module.
According to one embodiment of the invention, in described step (c), be suitable for the setting carrying out described light blocking layer before or after the described external optical eyeglass of assembling.
According to one embodiment of the invention, in described step (c), form described light blocking layer by being coated with black glue in the outside of each described external optical eyeglass, described light blocking layer covers the whole side of described external optical eyeglass completely.
Accompanying drawing explanation
Fig. 1 is the perspective view of the camera module group lens according to first preferred embodiment of the present invention.
Fig. 2 is the cross-sectional schematic of the camera module group lens according to above-mentioned first preferred embodiment of the present invention.
Fig. 3 is the cross-sectional schematic of the camera module according to above-mentioned first preferred embodiment of the present invention.
Fig. 4 is the assemble method schematic diagram of the camera module according to above-mentioned first preferred embodiment of the present invention.
Fig. 5 implements according to the one distortion of the camera module of above-mentioned first preferred embodiment of the present invention.
Fig. 6 implements according to the one distortion of the camera module group lens of above-mentioned first preferred embodiment of the present invention.
Fig. 7 is the perspective view of the camera module group lens according to second preferred embodiment of the present invention.
Fig. 8 is the cross-sectional schematic of the camera module group lens according to above-mentioned second preferred embodiment of the present invention.
Fig. 9 is the cross-sectional schematic of the camera module according to above-mentioned second preferred embodiment of the present invention.
Figure 10 is the assemble method process flow diagram of the camera module according to above-mentioned first preferred embodiment of the present invention.
Figure 11 is the assemble method process flow diagram of the camera module according to above-mentioned second preferred embodiment of the present invention.
Embodiment
Below describe and realize the present invention for disclosing the present invention to enable those skilled in the art.Preferred embodiment in below describing only as an example, it may occur to persons skilled in the art that other apparent modification.The ultimate principle of the present invention defined in the following description can be applied to other embodiments, deformation program, improvement project, equivalent and not deviate from the other technologies scheme of the spirit and scope of the present invention.
With reference to figure 1 and Fig. 2, the first embodiment of camera module group lens provided by the invention will be set forth.As depicted in figs. 1 and 2, one camera module group lens 10, comprise at least one internal optics eyeglass 11, at least one external optical eyeglass 12 and a lens barrel unit 13, wherein each described internal optics eyeglass 11 is arranged at the inner space of described lens barrel unit 13 along the short transverse of described lens barrel unit 13, each described external optical eyeglass 12 is arranged at the outside of described lens barrel unit 13 along the short transverse of described lens barrel unit, the such as described top of lens barrel unit 13 or the space outerpace of bottom, be positioned on the same optical path of described camera module group lens 10 with described internal optics eyeglass 11, but described external optical eyeglass 12 not included in the inside of described lens barrel unit 13.
This preferred embodiment comprises three described internal optics eyeglasses 11, be fitted together to each other between each described internal optics eyeglass 11, be fixed in the host cavity 131 that described lens barrel unit 13 has after chimeric, the connection that spacer ring carries out each other can be adopted between wherein adjacent described internal optics eyeglass 11, also can process the edge of each described internal optics eyeglass 11, such as gluing, each described internal optics eyeglass 11 is directly entrenched togather in order through the bonding of the glue of coating each other, saves the structural members such as spacer ring.A Lens assembly is formed after each described internal optics eyeglass 11 is entrenched togather, then each described internal optics eyeglass 11 is integrally installed on the inside of described lens barrel unit 13, and fixed, in this case, require lower to the machining precision of described lens barrel unit 13 and the assembly precision between each described internal optics eyeglass 11 and described lens barrel unit 13, be conducive to reducing manufacturing cost, and decrease assembling procedure, reduce assembling tolerance chain, save built-up time, enhance productivity and product yield.
In the preferred embodiment, be embodied as external optical eyeglass 12 described in a slice, described external optical eyeglass 12 is installed on the bottom of described lens barrel unit 13, and the edge of wherein said external optical eyeglass 12 is connected with the bottom of described lens barrel unit 13.Can be embodied as and at the top surface edge of described external optical eyeglass 12 and the lower surface spreading glue of described lens barrel unit 13, the two is secured together, make described external optical eyeglass 12 corresponding with each described internal optics eyeglass 11, be all positioned on the optical path of described camera module group lens 10.
Because described lens barrel unit 13 is traditional black objective tube, there is the function that is in the light, extraneous light can be stoped from the place outside non-light beam incidence channel to enter described camera module group lens 10 inner, and can prevent the light leakage entering described camera module group lens 10 inside from light beam incidence channel from going out, and described external optical eyeglass 12 is not arranged at described lens barrel unit 13 inside, so the present invention is at arranged outside one light blocking layer 121 of described external optical eyeglass 12, wherein said light blocking layer 121 must cover the whole side of described external optical eyeglass 12 completely, to prevent described camera module group lens 10 light leak, and it is inner to prevent external stray light from entering described camera module group lens 10, to ensure the image quality of described camera module group lens 10.
In other embodiments of the invention, for described camera module group lens 10, in described camera module group lens 10, the outside of described external optical eyeglass 12 can not have described light blocking layer 121, what namely described camera module group lens 10 comprised is the described external optical eyeglass 12 not arranging light blocking layer, because described light blocking layer 121 can be arranged in subsequent handling, therefore, described light blocking layer 121 is not necessary for described camera module group lens 121.
When described camera module group lens 10 is installed on after in corresponding camera module, in order to ensure the image quality of described camera module, described light blocking layer 121 is arranged to the described external optical eyeglass 12 be assembled in camera module, also can when assembling camera module, light blocking layer 121 described in the arranged outside of the described external optical eyeglass 12 of described camera module group lens 10, then the camera module group lens 10 arranging described light blocking layer 121 is assembled into camera module with photosensitive device.
In a word, described camera module group lens 10 both can comprise described light blocking layer 121, also can not comprise described light blocking layer 121.
When described camera module group lens 10 comprises described light blocking layer 121, the setup times of described light blocking layer 121 can adopt following three kinds of modes: (1) is light blocking layer 121 described in the arranged outside of described external optical eyeglass 12 in advance, then described external optical eyeglass 12 is assembled in described camera module group lens 10; (2) after described external optical eyeglass 12 being assembled in described camera module group lens 10, then arrange described when photosphere 121; (3) will comprise after the described camera module group lens 10 not arranging described light blocking layer 121 is assembled into camera module with photosensitive device, light blocking layer 121 described in the arranged outside of described external optical eyeglass 12.
Preferably, arrange described light blocking layer 121 by being coated with black glue in the outside of described external optical eyeglass 12, described black glue is chosen as hot-setting adhesive, forms described light blocking layer 121 after solidification.
With reference to figure 3, the camera module comprising camera module group lens 10 described above will be set forth.As shown in Figure 3, one camera module, comprise described camera module group lens 10 and a photosensitive device 20, described photosensitive device 20 comprises a sensitive chip 21, described camera module group lens 10 is arranged on the photosensitive path of described sensitive chip 21, when the light of reflections off objects enters behind described camera module inside through described camera module group lens 10, is received and carry out photoelectric conversion by described sensitive chip 21, thus in subsequent process, described camera module can obtain the image relevant to object.
Described photosensitive device comprises an optical filter 22 further, one wiring board 23 and a microscope base 24, wherein said optical filter 22 is installed on the inside of described microscope base 24, and be arranged at the top of described sensitive chip 21, wherein said sensitive chip 21 is mounted on the top of described wiring board 23, described wiring board 23 is installed on the bottom of described microscope base 24 and makes described sensitive chip 21 be arranged in the cavity of the inside of described microscope base 24, and keep a spacing between described sensitive chip 21 and described microscope base 24, the two does not directly contact, namely described photosensitive device 20 adopts COB (chiponboard) technique to make.
Described external optical eyeglass 12 is arranged between described lens barrel unit 13 and described microscope base 24, namely the top surface edge of described external optical eyeglass 12 is connected to the lower surface of described lens barrel unit 13, the lower surface edge conjunction of described external optical eyeglass 12 is in the top surface of described microscope base 24, bear against on described microscope base 24, supported by described microscope base 24, and each described internal optics eyeglass 11 and each described external optical eyeglass 12 are all arranged on the photosensitive path of described sensitive chip 21.
Described external optical eyeglass 12 is arranged at the outside of described lens barrel unit 13 and bears against on described microscope base 24, the distance between described camera module group lens 10 to described sensitive chip 21 can be reduced, comparatively tiny lens back focal length can be realized, the image quality of the camera module utilizing this camera lens to make is higher, and cost also can significantly reduce.
With reference to figure 4 and Figure 10, the assemble method of described camera module will be set forth.The assemble method 1000 of described camera module comprises the following steps:
Step (1001): the inner space each described internal optics eyeglass 11 being installed on described lens barrel unit 13, and fixed;
Step (1002): described external optical eyeglass 12 is arranged at the space outerpace bottom described lens barrel unit 13;
Step (1003): light blocking layer 121 described in the arranged outside of described external optical eyeglass 12, completes the assembling of described camera module group lens 10;
Step (1004): described camera module group lens 10 is pre-assembled in described photosensitive device 20, completes the pre-assembled of described camera module;
Step (1005): the assembling position adjusting described camera module group lens 10, makes described camera module imaging meet and separates as requiring; And
Step (1006): encapsulate described camera module group lens 10 and described photosensitive device 20, complete the assembling of described camera module.
Wherein said step (1001) is to the number of assembling steps of step (1003) for described camera module group lens 10.
In described step (1001), each described internal optics eyeglass 11 can the inner space being fixed on described lens barrel unit 13 of monolithic one by one, also can each described internal optics eyeglass 11 chimeric after form an overall Lens assembly after be fixed on the inner space of described lens barrel unit 13 again.
In described step (1002) and described step (1003), when being coated with black glue to the outside of described external optical eyeglass 12 and arranging described light blocking layer 121, also can be coated with black glue at the intersection of described lens barrel unit 13 and described external optical eyeglass 12 simultaneously, both described light blocking layer 121 can have been formed, described external optical eyeglass 12 can be connected with described lens barrel unit 13 again, reduce number of assembling steps, save time, improve production and manufacture efficiency, reduce costs.After described external optical eyeglass 12 can certainly being connected with described lens barrel unit 13, be coated with black glue in the outside of described external optical eyeglass 12 again and described light blocking layer 121 is set, select according to actual conditions, wherein said light blocking layer 121 can be arranged before the described external optical eyeglass 12 of assembling, certainly also can arrange after assembling.
Further, by the top surface edge gluing at described external optical eyeglass 12 or make the two connect together at the lower surface gluing of described lens barrel unit 13, can be fixedly connected with between wherein said external optical eyeglass 12 with described lens barrel unit 13, also can not fix, carry out pre-assembled to the two, the assembling position of described lens barrel unit 13 and described external optical eyeglass 12 is suitable for by the adjustment carrying out at least one direction in subsequent handling.
In described step (1004), at the lower surface edge gluing of described external optical eyeglass 12 or the top surface gluing at described microscope base 24, be connected between described external optical eyeglass 12 with described microscope base 24 with being fixed with glue 14, wherein said glue 14 is preferably hot-setting adhesive, also can the two be carried out pre-assembled, described external optical eyeglass 12 is suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip 21.
In above steps, pre-assembled glue is suitable for selecting the epoxy glue of UV glue and hot-setting adhesive to carry out pre-assembled, described glue realizes pre-assembled in semi-cured state after uv-exposure, solidify completely through overbaking in the later stage, and then described external optical eyeglass 12 is fixed on described microscope base 24 and described lens barrel unit 13.
In described step (1005), the adjustment of described camera module group lens 10 is by adjusting described external optical eyeglass 12 and/or described lens barrel unit 13 realizes, namely the optical path of described camera module group lens 10 is adjusted, make the central axis of described camera module group lens 10 and the central axes of described sensitive chip 21 or in the scope that deviation allows, and then the solution picture making camera module imaging meet expection requires.
Wherein, in above-mentioned assemble method, can pre-assembled by described external optical eyeglass 12, described camera module can be calibrated according to following three kinds of modes: the assembling position that (1) adjusts described lens barrel unit 13 is calibrated described camera module, namely adjusted by the described lens barrel unit 13 of adjustment each described internal optics eyeglass 11 being fixed on its inner space, in other words, in such cases, pre-assembled between described external optical eyeglass 12 and described lens barrel unit 13, be fixedly connected with between described microscope base 24; (2) adjust described lens barrel unit 13 respectively and described external optical eyeglass 12 is calibrated described camera module, in such cases, all carry out pre-assembled between described external optical eyeglass 12 and described lens barrel unit 13 and described microscope base 24; (3) adjust described lens barrel unit 13 and described external optical eyeglass 12 is calibrated described camera module simultaneously, namely described camera module group lens 10 is adjusted to calibrate described camera module, in other words, in such cases, be fixedly connected with between described external optical eyeglass 12 with described lens barrel unit 13, and pre-assembled between described microscope base 24.
Described step (1005) comprises the following steps: step (10051) is energized to pre-assembled camera module, gathers camera module imaging; Step (10052) is according to camera module imaging, use software to calculate adjustment mode and the adjustment amount of described camera module group lens 10 according to optical means, comprise the adjustment mode of described external optical eyeglass 12 and the adjustment mode of adjustment amount and/or described lens barrel unit 13 and adjustment amount; Step (10053) carries out quantitative adjusting according to the assembling position of adjustment amount to described camera module group lens 10.
In described step (1006), after adjusting pre-assembled described camera module 10, by carrying out a glue between described external optical eyeglass 12 and described lens barrel unit 13 and between described external optical eyeglass 12 and described microscope base 24, such as hot-setting adhesive, then solidification fixes pre-assembled described external optical eyeglass 12, completes the assembling of described camera module.
In addition, also can directly described external optical eyeglass 12 be directly fixed between described lens barrel unit 13 and described microscope base 24, described photosensitive device 20 is fixed on by described camera module group lens 10, can not adjust after fixing, complete the assembling of described camera module, but this assembling mode can make the optics back focal length focusing module there is tolerance, the module quality obtained is unstable, needs again to adjust the optics back focal length of each module.
With reference to figure 5, another camera module comprising camera module group lens 10 described above will be set forth.As shown in Figure 5, one camera module, comprise described camera module group lens 10 and a photosensitive device 20A, described photosensitive device 20A comprises a sensitive chip 21A, described camera module group lens 10 is arranged on the photosensitive path of described sensitive chip 21A, when the light of reflections off objects enters behind described camera module inside through described camera module group lens 10, is received and carry out photoelectric conversion by described sensitive chip 21A, thus in subsequent process, described camera module can obtain the image relevant to object.
Described photosensitive device 20A comprises an optical filter 22A further, an one wiring board 23A and microscope base 24A, that described photosensitive device 20A adopts is flip chip mounting process (flipchip), described sensitive chip 21A is positioned at the bottom of described microscope base 24A, directly be connected with described microscope base 24A, and the top of the boss that the inwall that described sensitive chip 21A and described optical filter 22A lays respectively at described microscope base 24A has and bottom, wherein said sensitive chip 23A and described wiring board 23A keeps a spacing, described microscope base 24A has electric function, the imaging of described camera module can be ensured.
The height of the described photosensitive device 20A in this distortion enforcement is less, not only can meet the assembling demand of the module of little back focal length, and shorten the tolerance chain length of assembling further, described sensitive chip 21A and described camera module group lens 10 relative makeup positions tolerance are minimized, improves its assembly precision.And be conducive to the rear Jiao's restriction reducing camera module, to reduce the height dimension of module further, be conducive to camera module to lightening future development.In addition, because described sensitive chip 21A is directly arranged on described microscope base 24A, do not need to be mounted on described wiring board 23A, the impact of out-of-flatness on sensitive chip of wiring board can be eliminated, further ensure the image quality of described camera module.
With reference to figure 6, the one distortion enforcement of camera module group lens provided by the invention will be set forth.As shown in Figure 6, one camera module group lens 10B, comprise four internal optics eyeglass 11B, an external optical eyeglass 12B and a lens barrel unit 13B, each described internal optics eyeglass 11B is arranged in the host cavity 131B that described lens barrel unit 13B has along the short transverse of lens barrel unit 13B, described external optical eyeglass 12B is fixed on described lens barrel unit 13 in the bottom of described lens barrel unit 13B, and each described internal optics eyeglass 11B and described external optical eyeglass 12B is positioned on the optical path of described camera module group lens 10B.
Each described internal optics eyeglass 11B by the inner space being fixed on described lens barrel unit 13B piecewise, wherein uses spacer ring to be connected and fixed between each described internal optics eyeglass 11B and with described lens barrel unit 13B according to order.
The edge of described external optical eyeglass 12B has a light blocking layer 121B, described light blocking layer 121B is formed by being coated with black glue in the outside of described external optical eyeglass 12B, described black glue is preferably hot-setting adhesive, wherein said light blocking layer 121B covers the whole side of described external optical eyeglass 12B completely, prevents described camera module group lens 10B light leak.
With reference to figure 7 and Fig. 8, the second embodiment of camera module group lens provided by the invention will be set forth.As shown in Figure 7 and Figure 8, one camera module group lens 10C, comprise at least one internal optics eyeglass 11C, at least one external optical eyeglass 12C and a lens barrel unit 13C, wherein each described internal optics eyeglass 11C is arranged in the host cavity 131C that described lens barrel unit 13C has, described external optical eyeglass 12C is arranged at the bottom of described lens barrel unit 13C and is positioned at the outside of described lens barrel unit 13C, and described internal optics eyeglass 11C and each described external optical eyeglass 12C is positioned on the optical path of described camera module group lens 10C.
In the preferred embodiment, comprise three described internal optics eyeglass 11C, be respectively one first internal optics eyeglass 111C, one second internal optics eyeglass 112C and the 3rd internal optics eyeglass 113C, wherein said first internal optics eyeglass 111C is pre-assembled in the inner space at described lens barrel unit 13C top, as adjustable eyeglass, its assembling position is suitable for by the adjustment carrying out at least one direction relative to the locus of described lens barrel unit 13C, adjustable direction comprise level, vertical, tilt and one or several direction in circumferencial direction.
Preferably, use the pre-assembled described first internal optics eyeglass 111C of glue, wherein said glue is preferably the epoxy glue of UV glue and hot-setting adhesive, after uv-exposure, described first internal optics eyeglass 111C is pre-assembled in described lens barrel unit 13C by semi-solid preparation, later stage through adjustment after, more described glue is carried out toasting completely solidification be fixed described first internal optics eyeglass 111C.Those skilled in the art also can select other modes to carry out pre-assembled to described adjustable eyeglass.
The Lens assembly formed a whole after described second internal optics eyeglass 112C and described 3rd internal optics eyeglass 113C is fitted together to, therebetween chimeric can choice for use spacer ring or directly gluing connect, and then Lens assembly is fixed in the middle part of described lens barrel unit 13C and the inner space of bottom, can choice for use welding or glue be fixed.Wherein, also can by described second internal optics eyeglass 112C and described 3rd internal optics eyeglass 113C respectively monolithic be fixed on described lens barrel unit 13C.
It is worth mentioning that, a slice in described internal optics eyeglass 11C or multi-disc can be selected as adjustable eyeglass, also can simultaneously by described external optical eyeglass 12C being pre-assembled in the bottom of described lens barrel unit 13C, make the assembling position of described external optical eyeglass 12C adjustable, also described external optical eyeglass 12C is regulated in subsequent handling as adjustable eyeglass, by the adjustment to described adjustable eyeglass assembling position, to calibrate the photocentre of described camera module group lens 10C, again described adjustable eyeglass is fixed after calibration, improves its fine ratio of product.
Described lens barrel unit 13C has at least one adjustment passage 132C, the position of the described adjustable eyeglass of installation that described adjustment passage 132C is arranged at described lens barrel unit 13C, the setting position of the described adjustment passage 132C in this preferred embodiment is corresponding with the assembling position of described first internal optics eyeglass 111C, the inner space of described lens barrel unit 13C is connected with external environment condition by wherein said adjustment passage 132C, so that contact from extending into described adjustment passage 132C by an outside adjusting gear from the outside of described lens barrel unit 13C the assembling position that described first internal optics eyeglass 111C adjusts described first internal optics eyeglass 111C.
Preferably, this preferred embodiment arranges four described adjustment passage 132C in the outer circumference direction of described lens barrel unit 13C, the top that each described adjustment passage 132C is distributed in described lens barrel unit 13C is equably corresponding with described first internal optics eyeglass 111C, 90 ° are separated by between each described adjustment passage 132C, so that adjust described first internal optics eyeglass 111C from different directions, ensure the precision of adjustment.
Described lens barrel unit 13C has at least one stationary conduit 133C, be located at the top of described lens barrel unit 13C, corresponding with described first internal optics eyeglass 111C, after adjusting described first internal optics eyeglass 111C, a spot gluing equipment is used to fix described first internal optics eyeglass 111C by described stationary conduit 133C point glue.Preferably, the present embodiment is embodied as four described stationary conduit 133C, 90 ° spaced apart, all corresponding with the edge of described first internal optics eyeglass 111C, so that be fixed from many places it, ensures fixing fastness.Time described first internal optics eyeglass 111C fixed by some glue, some glue can be injected in each described stationary conduit 133C more, be convenient to seal described stationary conduit 133C simultaneously, prevent dust from entering, and camera lens light leak can be prevented.
It is worth mentioning that, also can inject glue by described adjustment passage 132C and fix described first internal optics eyeglass 111C, especially when the internal optics eyeglass that will be arranged in the middle part of described lens barrel unit 13C or in the inner space of bottom is as adjustable eyeglass, the usual use adjustment passage corresponding with described adjustable eyeglass fixes described adjustable eyeglass, and many some glue of injection, seal described adjustment passage simultaneously.
When described external optical eyeglass 12C is as adjustable eyeglass, can uses and directly it be adjusted with equipment, then by a glue or solidify pre-assembled glue to be completely fixed.
Further, at the edge of described external optical eyeglass 12C, one light blocking layer 121C is set, wherein said light blocking layer 121C must cover the whole side of described external optical eyeglass 12C completely, to prevent described camera module group lens 10C light leak, and it is inner to prevent external stray light from entering described camera module group lens 10C, to ensure the image quality of described camera module group lens 10C.Preferably, arrange described light blocking layer 121 by being coated with black glue in the outside of described external optical eyeglass 12, described black glue is chosen as hot-setting adhesive, forms described light blocking layer 121C after solidification.
With reference to figure 9, the camera module comprising above-mentioned camera module group lens 10C will be set forth.As shown in Figure 9, one camera module, comprise an a camera module group lens 10C and photosensitive device 20C, described photosensitive device 20C comprises a sensitive chip 21C, described camera module group lens 10C is arranged on the photosensitive path of described sensitive chip 21C, when the light of reflections off objects enters behind described camera module inside through described camera module group lens 10C, is received and carry out photoelectric conversion by described sensitive chip 21C, thus in subsequent process, described camera module can obtain the image relevant to object.
Described photosensitive device comprises an optical filter 22C further, an one wiring board 23C and microscope base 24C, wherein said optical filter 22C is installed on the inside of described microscope base 24C, and be arranged at the top of described sensitive chip 21C, wherein said sensitive chip 21C is mounted on the top of described wiring board 23C, described wiring board 23C is installed on the bottom of described microscope base 24C and makes described sensitive chip 21 be arranged in the cavity of the inside of described microscope base 24C, and keep a spacing between described sensitive chip 21C and described microscope base 24C, the two does not directly contact, namely described photosensitive device 20C adopts COB (chiponboard) technique to make.
Described external optical eyeglass 12C is arranged between described lens barrel unit 13C and described microscope base 24C, namely the top of described external optical eyeglass 12C is connected to the bottom of described lens barrel unit 13C, the bottom of described external optical eyeglass 12C is connected to the top of described microscope base 24C, bear against on described microscope base 24C, supported by described microscope base 24C, and each described internal optics eyeglass 11C and each described external optical eyeglass 12C is all arranged on the photosensitive path of described sensitive chip 21C, wherein said first internal optics eyeglass 111C is as the adjustable eyeglass of described camera module, its assembling position is adjustable relative to the assembling position of described sensitive chip 21C, after adjustment, the central axes of the central axis of described camera module group lens 10C and described sensitive chip 21C can be made or in the scope that deviation allows, to ensure the image quality of described camera module.
It is worth mentioning that, in described camera module, internal optics eyeglass 11C, described external optical eyeglass 12C described in other can also be adjusted the central axis of described camera module group lens 10C as adjustable eyeglass, during using described external optical eyeglass 12C as adjustable eyeglass, described external optical eyeglass 12C and described microscope base 24C is needed to carry out pre-assembled, described external optical eyeglass 12C can not be fixed on described microscope base 24C, and it is adjustable relative to the assembling position of described microscope base 24C.
With reference to Figure 11, the assemble method of described camera module will be set forth.The assemble method 1100 of described camera module comprises the following steps:
Step (1101): the inner space each described internal optics eyeglass 11C being installed on described lens barrel unit 13C, wherein will at least carry out pre-assembled as adjustable eyeglass by internal optics eyeglass 11C described in a slice, its assembling position is adjustable, and internal optics eyeglass 11 described in all the other except described adjustable eyeglass fixing;
Step (1102): described external optical eyeglass 12C is arranged at the space outerpace bottom described lens barrel unit 13C;
Step (1103): light blocking layer 121C described in the arranged outside of described external optical eyeglass 12C, completes the assembling of described camera module group lens 10C;
Step (1104): described camera module group lens 10C is pre-assembled in described photosensitive device 20C, completes the pre-assembled of described camera module;
Step (1105): the assembling position adjusting described camera module group lens 10C, makes described camera module imaging meet and separates as requiring; And
Step (1106): encapsulate described camera module group lens 10C and described photosensitive device 20C, complete the assembling of described camera module.
Wherein said step (1101) is to the number of assembling steps of step (1103) for described camera module group lens 10C.
In described step (1101), all the other each described internal optics eyeglass 11C except described adjustable eyeglass can the inner space being fixed on described lens barrel unit 13C of monolithic one by one, also the inner space of described lens barrel unit 13C is fixed on after the Lens assembly that after can being fitted together to, formation one is overall again, wherein described first internal optics eyeglass 111C is carried out pre-assembled as adjustable eyeglass glue, in subsequent handling, its assembling position is adjusted.
In described step (1102) and described step (1103), when being coated with black glue to the outside of described external optical eyeglass 12C and arranging described light blocking layer 121C, also can be coated with black glue at the intersection of described lens barrel unit 13C and described external optical eyeglass 12C simultaneously, both described light blocking layer 121C can have been formed, described external optical eyeglass 12C can be connected with described lens barrel unit 13C again, reduce number of assembling steps, save time, improve production and manufacture efficiency, reduce costs.After described external optical eyeglass 12C can certainly being connected with described lens barrel unit 13C, be coated with black glue in the outside of described external optical eyeglass 12C again and described light blocking layer 121C is set, select according to actual conditions, wherein said light blocking layer 121C can be arranged before the described external optical eyeglass 12C of assembling, certainly also can arrange after assembling.
Further, by the top surface edge gluing at described external optical eyeglass 12C or make the two connect together at the lower surface gluing of described lens barrel unit 13C, wherein said external optical eyeglass 12C can be fixedly connected with between described lens barrel unit 13C, also can not fix, carry out pre-assembled to the two, using described external optical eyeglass 12C as adjustable eyeglass, the assembling position of described lens barrel unit 13C and described external optical eyeglass 12C is suitable for by the adjustment carrying out at least one direction in subsequent handling.
In described step (1104), at the lower surface edge gluing of described external optical eyeglass 12C or the top surface gluing at described microscope base 24C, described external optical eyeglass 12C is connected with glue with between described microscope base 24C with being fixed, wherein said glue is preferably hot-setting adhesive, also can the two be carried out pre-assembled, described external optical eyeglass 12C is suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip 21C.
In above steps, pre-assembled glue is suitable for selecting the epoxy glue of UV glue and hot-setting adhesive to carry out pre-assembled, described glue realizes pre-assembled in semi-cured state after uv-exposure, solidify completely through overbaking in the later stage, and then described external optical eyeglass 12C is fixed on described microscope base 24C and described lens barrel unit 13C.
In described step (1105), the adjustment of described camera module group lens 10C realizes as the described internal optics eyeglass 11C of described adjustable eyeglass, described external optical eyeglass 12C and/or described lens barrel unit 13C by adjustment, namely the optical path of described camera module group lens 10C is adjusted, make the central axes of the central axis of described camera module group lens 10C and described sensitive chip 21C or in the scope that deviation allows, and then the solution picture making camera module imaging meet expection requires.
Particularly, in above-mentioned assemble method, can pre-assembled by described adjustable eyeglass, described camera module group lens can adjust according to following several mode: the assembling position that (1) adjusts described lens barrel unit 13C is calibrated described camera module, namely adjusted by the described lens barrel unit 13C of adjustment each described internal optics eyeglass 11C and pre-assembled described adjustable eyeglass that are fixed on its inner space, in other words, in such cases, pre-assembled between described external optical eyeglass 12C and described lens barrel unit 13C, be fixedly connected with between described microscope base 24C, (2) adjust described lens barrel unit 13C respectively and described external optical eyeglass 12C calibrates described camera module, in such cases, all carry out pre-assembled between described external optical eyeglass 12C and described lens barrel unit 13C and described microscope base 24C, (3) adjust described lens barrel unit 13C and described external optical eyeglass 12C calibrates described camera module simultaneously, namely described camera module group lens 10C is adjusted to calibrate described camera module, in other words, in such cases, described external optical eyeglass 12C is fixedly connected with between described lens barrel unit 13C, and pre-assembled between described microscope base 24C, (4) assembling position of described adjustable eyeglass is adjusted, and then adjusted the central axis of described camera module group lens 10C, (5) adjustment of described adjustable eyeglass is combined with the adjustment of lens barrel unit 13C described in above-mentioned (1) to (3) and described external optical eyeglass 12C calibrate described camera module.
Described step (1105) comprises the following steps: step (11051) is energized to pre-assembled camera module, gathers camera module imaging; Step (11052), according to camera module imaging, uses software to calculate adjustment mode and the adjustment amount of described camera module group lens 10C according to optical means; Step (11053) carries out quantitative adjusting according to the assembling position of adjustment amount to described camera module group lens 10C.
In described step (1106), after adjusting pre-assembled described camera module 10C, by carrying out a glue between described external optical eyeglass 12C and described lens barrel unit 13C and between described external optical eyeglass 12C and described microscope base 24C, such as hot-setting adhesive, then solidification fixes pre-assembled described external optical eyeglass 12C, and fix the described internal optics eyeglass 11C as adjustable eyeglass by described adjustment passage 132C and/or described stationary conduit 133C, complete the assembling of described camera module.
In addition, also can directly described external optical eyeglass 12C be directly fixed between described lens barrel unit 13C and described microscope base 24C, can not adjust after fixing, camera module imaging is calibrated as the assembling position of the described internal optics eyeglass 11C of adjustable eyeglass only by adjustment, then be fixed, complete the assembling of described camera module.
One skilled in the art will understand that the embodiments of the invention shown in foregoing description and accompanying drawing only limit the present invention as an example and not.Object of the present invention is complete and effectively realize.Function of the present invention and structural principle are shown in an embodiment and are illustrated, do not deviating under described principle, embodiments of the present invention can have any distortion or amendment.

Claims (70)

1. a camera module group lens, is characterized in that, described camera lens comprises:
At least one internal optics eyeglass;
At least one external optical eyeglass; And
One lens barrel unit, each described internal optics eyeglass is arranged at the inner space of described lens barrel unit according to predesigned order, each described external optical eyeglass is arranged at the outside of described lens barrel unit along the short transverse of described lens barrel unit, and wherein each described internal optics eyeglass and each described external optical eyeglass are all positioned on the optical path of described camera module group lens.
2. camera lens according to claim 1, wherein chimeric assembling is as a whole each other for each described internal optics eyeglass, is fixed in described lens barrel unit.
3. camera lens according to claim 2, uses spacer ring carry out chimeric or be directly fitted together to by glue between wherein adjacent described internal optics eyeglass.
4. camera lens according to claim 1, wherein at least internal optics eyeglass described in a slice is pre-assembled in described lens barrel unit, as adjustable eyeglass, the assembling position of described adjustable eyeglass is suitable for by the adjustment carrying out at least one direction relative to the locus of described lens barrel unit.
5. camera lens according to claim 4, outer circumference direction wherein along described lens barrel unit is provided with at least one adjustment passage, the inner space of described lens barrel unit is connected with external environment condition by each described adjustment passage, wherein each described adjustment passage is all corresponding with each described adjustable eyeglass, be suitable for the assembling position by the described adjustable eyeglass of described adjustment passage adjustment, to adjust the optical path of described camera module group lens.
6. camera lens according to claim 5, is wherein used a spot gluing equipment by described adjustment passage injection glue, described adjustable eyeglass to be fixed on the inwall of described lens barrel unit, is sealed described adjustment passage simultaneously.
7. camera lens according to claim 4, when wherein internal optics eyeglass described in first is arranged at as described adjustable eyeglass in the inner space at described lens barrel unit top, the top of described lens barrel unit is provided with at least one stationary conduit, wherein said stationary conduit is corresponding with the edge of described adjustable eyeglass, the edge of described adjustable eyeglass is connected with external environment condition, and then is suitable for fixing described adjustable eyeglass by described stationary conduit injection glue.
8. camera lens according to claim 5, when wherein internal optics eyeglass described in first is arranged at as described adjustable eyeglass in the inner space at described lens barrel unit top, the top of described lens barrel unit is provided with at least one stationary conduit, wherein said stationary conduit is corresponding with the edge of described adjustable eyeglass, the edge of described adjustable eyeglass is connected with external environment condition, and then is suitable for fixing described adjustable eyeglass by described stationary conduit injection glue.
9. camera lens according to claim 8, wherein said adjustment passage is set to four, and circumferentially directional spreding is separated by 90 °, and described stationary conduit is set to four, circumferentially directional spreding, is separated by 90 °.
10., according to the arbitrary described camera lens of claim 1 to 9, wherein said external optical eyeglass is fixed on the bottom of described lens barrel unit, and the top surface edge of described external optical eyeglass is connected with the lower surface of described lens barrel unit.
11. according to the arbitrary described camera lens of claim 1 to 9, wherein said external optical eyeglass is pre-assembled in the bottom of described lens barrel unit as adjustable eyeglass, the top surface edge of described external optical eyeglass is connected with the lower surface of described lens barrel unit, and wherein said external optical eyeglass is all suitable for by the adjustment carrying out at least one direction relative to the assembling position of described lens barrel unit.
12. camera lenses according to claim 10, wherein all have a light blocking layer outside each described external optical eyeglass, described light blocking layer covers the whole side of described external optical eyeglass completely.
13. camera lenses according to claim 11, wherein all have a light blocking layer outside each described external optical eyeglass, described light blocking layer covers the whole side of described external optical eyeglass completely.
14. camera lenses according to claim 12, wherein form described light blocking layer by being coated with black glue in the outside of each described external optical eyeglass.
15. camera lenses according to claim 14, wherein said black glue is hot-setting adhesive.
16. 1 camera modules, is characterized in that, comprising:
One photosensitive device, described photosensitive device comprises a sensitive chip and a microscope base; With
One camera module group lens, described camera module group lens is arranged on the photosensitive path of described sensitive chip, wherein said camera module group lens comprises at least one internal optics eyeglass, at least one external optical eyeglass and a lens barrel unit, each described internal optics eyeglass is arranged at the inner space of described lens barrel unit according to predesigned order, each described external optical eyeglass is arranged between described lens barrel unit and described microscope base, and wherein each described internal optics eyeglass and each described external optical eyeglass are all positioned on the photosensitive path of described sensitive chip.
17. camera modules according to claim 16, wherein chimeric assembling is as a whole each other for each described internal optics eyeglass, is fixed in described lens barrel unit.
18. camera modules according to claim 17, use spacer ring carry out chimeric or be directly fitted together to by glue between wherein adjacent described internal optics eyeglass.
19. camera modules according to claim 16, wherein at least internal optics eyeglass described in a slice is pre-assembled in described lens barrel unit, as adjustable eyeglass, the assembling position of described adjustable eyeglass is suitable for by the adjustment carrying out at least one direction relative to the locus of described lens barrel unit.
20. camera modules according to claim 19, outer circumference direction wherein along described lens barrel unit is provided with at least one adjustment passage, the inner space of described lens barrel unit is connected with external environment condition by each described adjustment passage, wherein each described adjustment passage is all corresponding with each described adjustable eyeglass, be suitable for the assembling position by the described adjustable eyeglass of described adjustment passage adjustment, make the central axes of the central axis of described camera module group lens and described sensitive chip after adjustment or in the scope that deviation allows.
21. camera modules according to claim 20, are wherein used a spot gluing equipment by described adjustment passage injection glue, described adjustable eyeglass to be fixed on the inwall of described lens barrel unit, are sealed described adjustment passage simultaneously.
22. camera modules according to claim 19, when wherein internal optics eyeglass described in first is arranged at as described adjustable eyeglass in the inner space at described lens barrel unit top, the top of described lens barrel unit is provided with at least one stationary conduit, wherein said stationary conduit is corresponding with the edge of described adjustable eyeglass, the edge of described adjustable eyeglass is connected with external environment condition, and then is suitable for fixing described adjustable eyeglass by described stationary conduit injection glue.
23. camera modules according to claim 20, when wherein internal optics eyeglass described in first is arranged at as described adjustable eyeglass in the inner space at described lens barrel unit top, the top of described lens barrel unit is provided with at least one stationary conduit, wherein said stationary conduit is corresponding with the edge of described adjustable eyeglass, the edge of described adjustable eyeglass is connected with external environment condition, and then is suitable for fixing described adjustable eyeglass by described stationary conduit injection glue.
24. camera modules according to claim 23, wherein said adjustment passage is set to four, and circumferentially directional spreding is separated by 90 °, and described stationary conduit is set to four, circumferentially directional spreding, is separated by 90 °.
25. according to claim 16 to 24 arbitrary described camera modules, and wherein all have a light blocking layer outside each described external optical eyeglass, described light blocking layer covers the whole side of described external optical eyeglass completely.
26. camera modules according to claim 25, wherein form described light blocking layer by being coated with black glue in the outside of each described external optical eyeglass.
27. camera modules according to claim 26, wherein said black glue is hot-setting adhesive.
28. camera modules according to claim 25, wherein said external optical eyeglass is fixed between described lens barrel unit and described microscope base, and the top surface edge of described external optical eyeglass and lower surface edge are all fixedly connected with respectively with between the lower surface of described lens barrel unit and the top surface of described microscope base.
29. camera modules according to claim 25, wherein said external optical eyeglass is pre-assembled between described lens barrel unit and described microscope base as adjustable eyeglass, the top surface edge of described external optical eyeglass is connected with the top surface of described microscope base with the lower surface of described lens barrel unit respectively with lower surface edge, all do not fix, wherein said external optical eyeglass and described lens barrel unit are all suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip, the central axes of the central axis of described camera module group lens and described sensitive chip is made or in the scope that deviation allows after adjustment.
30. camera modules according to claim 25, wherein said external optical eyeglass is pre-assembled between described lens barrel unit and described microscope base, the top surface edge of described external optical eyeglass is fixedly connected with between the lower surface of described lens barrel unit, pre-assembled between the lower surface edge of described external optical eyeglass and the lower surface of described lens barrel unit, do not fix, described camera module group lens is made to be suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip, the central axes of the central axis of described camera module group lens and described sensitive chip is made or in the scope that deviation allows after adjustment.
31. camera modules according to claim 29, wherein said external optical eyeglass is pre-assembled between described lens barrel unit and described microscope base by glue, pre-assembled described glue is the epoxy glue of UV glue and hot-setting adhesive, realize pre-assembled through uv-exposure semi-solid preparation, after adjustment, described glue is solidified completely and be able to fixing described external optical eyeglass.
32. camera modules according to claim 30, wherein said external optical eyeglass is pre-assembled in described microscope base by glue, pre-assembled described glue is the epoxy glue of UV glue and hot-setting adhesive, realize pre-assembled through uv-exposure semi-solid preparation, after adjustment, described glue is solidified completely and be able to fixing described external optical eyeglass.
The assemble method of 33. 1 camera module group lens, is characterized in that, said method comprising the steps of:
(A) at least one internal optics eyeglass is installed on the inner space of a lens barrel unit according to predesigned order;
(B) at least one external optical eyeglass is installed on space outerpace bottom described lens barrel unit along the short transverse of described lens barrel unit; And
(C) assembling of described camera module group lens is completed.
34. methods according to claim 33, wherein in described step (A), by each described internal optics eyeglass, according to predesigned order, chimeric assembling is as a whole each other in advance, is then fixed on the inner space of described lens barrel unit.
35. methods according to claim 33, wherein in described step (A), are fixed on the inner space of described lens barrel unit piecewise according to predesigned order by each described internal optics eyeglass.
36. methods according to claim 33, wherein in described step (A), at least internal optics eyeglass described in a slice is pre-assembled in the inner space of described lens barrel unit as adjustable eyeglass, the assembling position of wherein said adjustable eyeglass is suitable for by the adjustment carrying out at least one direction relative to the inner space of described lens barrel unit.
37. methods according to claim 36, wherein in the above-mentioned methods, described lens barrel unit is provided with at least one adjustment passage, each described adjustment channel connection is in the inner space of described lens barrel unit and external environment condition, and it is corresponding with described adjustable eyeglass, be suitable for the outside of the outside adjusting gear of use one by adjustable eyeglass described in described adjustment channel contact, to adjust the assembling position of described adjustable eyeglass, and then adjusted the optical path of described camera module group lens.
38. according to method according to claim 37, wherein in the above-mentioned methods, use a spot gluing equipment by described adjustment passage injection glue, described adjustable eyeglass to be fixed on the inwall of described lens barrel unit, sealed described adjustment passage simultaneously, complete the assembling of described camera module group lens.
39. according to method according to claim 37, wherein in the above-mentioned methods, when internal optics eyeglass described in first is arranged in the inner space at described lens barrel unit top as described adjustable eyeglass, the top of described lens barrel unit is provided with at least one stationary conduit, wherein said stationary conduit is corresponding with the edge of described adjustable eyeglass, the edge of described adjustable eyeglass is connected with external environment condition, and then be suitable for fixing described adjustable eyeglass by described stationary conduit injection glue, complete the assembling of described camera module group lens.
40. according to the arbitrary described method of claim 33 to 39, wherein in described step (B), described external optical eyeglass is fixed on the bottom of described lens barrel unit, wherein by making the two be permanently connected at the top surface edge of described external optical eyeglass or the lower surface glue coating of described lens barrel unit.
41. according to the arbitrary described method of claim 33 to 39, wherein in described step (B), described external optical eyeglass is pre-assembled in the bottom of described lens barrel unit as adjustable eyeglass, pre-assembled by what carry out therebetween at the top surface edge of described external optical eyeglass or the lower surface glue coating of described lens barrel unit, wherein said external optical eyeglass is all suitable for by the adjustment carrying out at least one direction relative to the assembling position of described lens barrel unit.
42. according to the arbitrary described method of claim 33 to 39, comprise a step (D) further: at arranged outside one light blocking layer of described external optical eyeglass, be wherein suitable for the setting carrying out described light blocking layer before or after the described external optical eyeglass of assembling.
43. methods according to claim 40, comprise a step (D) further: at arranged outside one light blocking layer of described external optical eyeglass, are wherein suitable for the setting carrying out described light blocking layer before or after the described external optical eyeglass of assembling.
44. methods according to claim 41, comprise a step (D) further: at arranged outside one light blocking layer of described external optical eyeglass, are wherein suitable for the setting carrying out described light blocking layer before or after the described external optical eyeglass of assembling.
45. methods according to claim 42, wherein in described step (D), form described light blocking layer by being coated with black glue in the outside of each described external optical eyeglass, described light blocking layer covers the whole side of described external optical eyeglass completely.
46. methods according to claim 43, wherein in described step (D), form described light blocking layer by being coated with black glue in the outside of each described external optical eyeglass, described light blocking layer covers the whole side of described external optical eyeglass completely.
47. methods according to claim 44, wherein in described step (D), form described light blocking layer by being coated with black glue in the outside of each described external optical eyeglass, described light blocking layer covers the whole side of described external optical eyeglass completely.
The assemble method of 48. 1 camera module group lens, is characterized in that, said method comprising the steps of:
A at least one internal optics eyeglass is installed on the inner space of a lens barrel unit by () according to predesigned order;
B at least one external optical eyeglass is installed on the space outerpace of described lens barrel unit by () along the short transverse of described lens barrel unit;
C (), at arranged outside one light blocking layer of described external optical eyeglass, completes the assembling of described camera module group lens;
D described camera module group lens is arranged on the photosensitive path of a sensitive chip by ();
E () completes the pre-assembled of described camera module; And
F () encapsulates described camera module group lens and described sensitive chip, complete the assembling of described camera module.
49. methods according to claim 48, wherein in described step (a), by each described internal optics eyeglass, according to predesigned order, chimeric assembling is as a whole each other in advance, is then fixed on the inner space of described lens barrel unit.
50. methods according to claim 48, wherein in described step (a), are fixed on the inner space of described lens barrel unit piecewise according to predesigned order by each described internal optics eyeglass.
51. methods according to claim 48, wherein in described step (a), at least internal optics eyeglass described in a slice is pre-assembled in the inner space of described lens barrel unit as adjustable eyeglass, the assembling position of wherein said adjustable eyeglass is suitable for by the adjustment carrying out at least one direction relative to the inner space of described lens barrel unit.
52. methods according to claim 51, wherein in the above-mentioned methods, described lens barrel unit is provided with at least one adjustment passage, each described adjustment channel connection is in the inner space of described lens barrel unit and external environment condition, and it is corresponding with described adjustable eyeglass, be suitable for the outside of the outside adjusting gear of use one by adjustable eyeglass described in described adjustment channel contact, to adjust the assembling position of described adjustable eyeglass, make the central axes of the central axis of described camera module group lens and described sensitive chip after adjustment or in the scope that deviation allows.
53. methods according to claim 52, wherein in the above-mentioned methods, are used a spot gluing equipment by described adjustment passage injection glue, described adjustable eyeglass to be fixed on the inwall of described lens barrel unit, are sealed described adjustment passage simultaneously.
54. methods according to claim 52, wherein in the above-mentioned methods, when internal optics eyeglass described in first is arranged in the inner space at described lens barrel unit top as described adjustable eyeglass, the top of described lens barrel unit is provided with at least one stationary conduit, wherein said stationary conduit is corresponding with the edge of described adjustable eyeglass, the edge of described adjustable eyeglass is connected with external environment condition, and then is suitable for fixing described adjustable eyeglass by described stationary conduit injection glue.
55. according to the arbitrary described method of claim 48 to 54, wherein in described step (b) and described step (d), described external optical eyeglass is fixed between described lens barrel unit and a microscope base, wherein by making the two be permanently connected at the top surface edge of described external optical eyeglass or the lower surface glue coating of described lens barrel unit, by making the two fixing connection at the lower surface edge of described external optical eyeglass or the top surface glue coating of described microscope base.
56. according to the arbitrary described method of claim 48 to 54, wherein in described step (b) and described step (d), described external optical eyeglass is pre-assembled between described lens barrel unit and a microscope base as adjustable eyeglass, pre-assembled by what carry out therebetween at the top surface edge of described external optical eyeglass or the lower surface glue coating of described lens barrel unit, and it is pre-assembled by what carry out therebetween at the lower surface edge of described external optical eyeglass or the top surface glue coating of described microscope base, wherein said external optical eyeglass and described lens barrel unit are all suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip.
57. according to the arbitrary described method of claim 48 to 54, wherein in described step (b) and described step (d), described external optical eyeglass is pre-assembled between described lens barrel unit and a microscope base as adjustable eyeglass, by making the two fixing connection at the top surface edge of described external optical eyeglass or the lower surface glue coating of described lens barrel unit, and it is pre-assembled by what carry out therebetween at the lower surface edge of described external optical eyeglass or the top surface glue coating of described microscope base, wherein said camera module group lens is all suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip.
58. according to the arbitrary described method of claim 48 to 54, wherein in described step (b) and described step (d), described external optical eyeglass is pre-assembled between described lens barrel unit and a microscope base as adjustable eyeglass, pre-assembled by what carry out therebetween at the top surface edge of described external optical eyeglass or the lower surface glue coating of described lens barrel unit, and by making the two fixing connection at the lower surface edge of described external optical eyeglass or the top surface glue coating of described microscope base, wherein lens barrel unit is all suitable for by the adjustment carrying out at least one direction relative to the assembling position of described sensitive chip.
59. according to the arbitrary described method of claim 51 to 54, and wherein said step (e) comprises the following steps: (e1) is energized to the pre-assembled described camera module completed, and gathers camera module imaging; (e2) the adjustment mode of adjustable eyeglass and adjustment amount according to camera module imaging Adjustable calculation; And (e3) adjusts described adjustable eyeglass according to adjustment amount, described camera module imaging is met and separates as requiring.
60. methods according to claim 56, wherein said step (e) comprises the following steps: (e1) is energized to the pre-assembled described camera module completed, and gathers camera module imaging; (e2) the adjustment mode of adjustable eyeglass and adjustment amount according to camera module imaging Adjustable calculation; And (e3) adjusts described adjustable eyeglass according to adjustment amount, described camera module imaging is met and separates as requiring.
61. methods according to claim 57, wherein said step (e) comprises the following steps: (e1) is energized to the pre-assembled described camera module completed, and gathers camera module imaging; (e2) the adjustment mode of adjustable eyeglass and adjustment amount according to camera module imaging Adjustable calculation; And (e3) adjusts described adjustable eyeglass according to adjustment amount, described camera module imaging is met and separates as requiring.
62. methods according to claim 59, wherein in described step (f), carry out a glue to described adjustable eyeglass and fix, complete the assembling of described camera module.
63. methods according to claim 60, wherein in described step (f), carry out a glue to described adjustable eyeglass and fix, complete the assembling of described camera module.
64. methods according to claim 61, wherein in described step (f), carry out a glue to described adjustable eyeglass and fix, complete the assembling of described camera module.
65. according to the arbitrary described method of claim 48 to 54, wherein in described step (c), is suitable for the setting carrying out described light blocking layer before or after the described external optical eyeglass of assembling.
66. methods according to claim 60, wherein in described step (c), are suitable for the setting carrying out described light blocking layer before or after the described external optical eyeglass of assembling.
67. methods according to claim 61, wherein in described step (c), are suitable for the setting carrying out described light blocking layer before or after the described external optical eyeglass of assembling.
68. methods according to claim 65, wherein in described step (c), form described light blocking layer by being coated with black glue in the outside of each described external optical eyeglass, described light blocking layer covers the whole side of described external optical eyeglass completely.
69. methods according to claim 66, wherein in described step (c), form described light blocking layer by being coated with black glue in the outside of each described external optical eyeglass, described light blocking layer covers the whole side of described external optical eyeglass completely.
70. methods according to claim 67, wherein in described step (c), form described light blocking layer by being coated with black glue in the outside of each described external optical eyeglass, described light blocking layer covers the whole side of described external optical eyeglass completely.
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PCT/CN2016/103253 WO2017071561A1 (en) 2015-10-30 2016-10-25 Adjustable optical lens and camera module, manufacturing method and applications thereof
KR1020217000570A KR20210006025A (en) 2015-10-30 2016-10-25 Adjustable optical lens and camera module, manufacturing method and applications thereof
JP2018522693A JP7084305B2 (en) 2015-10-30 2016-10-25 Adjustable optical lenses and camera modules and their manufacturing methods and applications
EP22205684.8A EP4180852A1 (en) 2015-10-30 2016-10-25 Adjustable optical lens and camera module and manufacturing method and applications thereof
EP16858996.8A EP3370098B1 (en) 2015-10-30 2016-10-25 Manufacturing method for a camera module
KR1020187015325A KR102111869B1 (en) 2015-10-30 2016-10-25 Adjustable optical lens and camera module, manufacturing method and application
US15/772,512 US11099353B2 (en) 2015-10-30 2016-10-25 Adjustable optical lens and camera module, manufacturing method and applications thereof
KR1020207002497A KR102202780B1 (en) 2015-10-30 2016-10-25 Adjustable optical lens and camera module, manufacturing method and applications thereof
TW105141123A TWI644137B (en) 2015-12-29 2016-12-13 Camera module lens, camera module and assembly method thereof
TW107131281A TWI731262B (en) 2015-12-29 2016-12-13 Camera module lens, camera module and assembly method thereof
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TW107131275A TWI691748B (en) 2015-12-29 2016-12-13 Camera module lens, camera module and assembling method thereof
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