CN208861079U - Integration imaging 3D display device based on polarization arrays and rectangle pin hole - Google Patents
Integration imaging 3D display device based on polarization arrays and rectangle pin hole Download PDFInfo
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- CN208861079U CN208861079U CN201821914131.0U CN201821914131U CN208861079U CN 208861079 U CN208861079 U CN 208861079U CN 201821914131 U CN201821914131 U CN 201821914131U CN 208861079 U CN208861079 U CN 208861079U
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- 230000010287 polarization Effects 0.000 title claims abstract description 70
- 238000003384 imaging method Methods 0.000 title claims abstract description 11
- 238000003491 array Methods 0.000 title abstract 4
- 230000010354 integration Effects 0.000 title abstract 2
- 230000003287 optical effect Effects 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 4
- 239000011295 pitch Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Abstract
The utility model discloses the integration imaging 3D display device based on polarization arrays and rectangle pin hole, including display screen, polarization arrays 1, polarization arrays 2, rectangle pinhole array；The horizontal aperture of rectangle pinhole array is not equal to vertical aperture width, and the horizontal breadth of rectangle pinhole array is not equal to vertical thickness；For display screen for showing image primitive, image primitive is corresponding with the rectangle pin hole in rectangle pinhole array and is aligned；The light that each image primitive issues can only be by rectangle pin hole corresponding with the image primitive, and cannot be by other rectangle pin holes, to eliminate crosstalk.
Description
Technical Field
The utility model relates to an integrated formation of image 3D shows, more specifically says, the utility model relates to an integrated formation of image 3D display device based on polarization array and rectangle pinhole.
Background
The integrated imaging 3D display technology can display full parallax and full true color stereo images, and is one of hot spot technologies of 3D display at present. However, in the conventional rectangular pinhole array, all the rectangular pinholes have the same thickness, the horizontal aperture widths of the rectangular pinholes are the same, the vertical aperture widths of the rectangular pinholes are the same, and the horizontal aperture widths of the rectangular pinholes are not equal to the vertical aperture widths. Therefore, there is a problem that the horizontal optical efficiency is not equal to the vertical optical efficiency. In addition, crosstalk is also one of the factors that limit the widespread application of integrated imaging 3D display technology.
Disclosure of Invention
The utility model provides an integrated imaging 3D display device based on polarization array and rectangle pinhole, as shown in figure 1 and figure 2, its characterized in that, including the display screen, polarization array 1, polarization array 2, rectangle pinhole array; the display screen, the polarization array 1, the polarization array 2 and the rectangular pinhole array are arranged in parallel and are correspondingly aligned; the polarization array 1 is positioned between the display screen and the rectangular pinhole array, and the rectangular pinhole array is positioned between the polarization array 1 and the polarization array 2; the polarization array 1 is attached to the display screen, and the polarization array 2 is attached to the rectangular pinhole array;
as shown in fig. 3, the polarization array 1 is composed of a polarization unit 1 and a polarization unit 2 which are alternately arranged in the horizontal and vertical directions; as shown in fig. 4, the polarization array 2 is composed of the polarization units 1 and the polarization units 2 which are alternately arranged in the horizontal and vertical directions; the polarization direction of the polarization unit 1 is orthogonal to that of the polarization unit 2; the polarizing unit 1 in the polarizing array 1 corresponds to and is aligned with the polarizing unit 1 in the polarizing array 2, and the polarizing unit 2 in the polarizing array 1 corresponds to and is aligned with the polarizing unit 2 in the polarizing array 2; the horizontal aperture width of the rectangular pinhole array is not equal to the vertical aperture width, and the horizontal thickness of the rectangular pinhole array is not equal to the vertical thickness;
horizontal aperture width of rectangular pinholewComprises the following steps:
（1）
wherein,pis the pitch of the rectangular pinhole and the picture element,gis the horizontal distance between the rectangular pinhole and the display screen,dis the vertical distance between the rectangular pinhole and the display screen,ais the horizontal thickness of the rectangular pinhole,bis the vertical thickness of the rectangular pinhole,vis the vertical aperture width of the rectangular pinhole;
horizontal optical efficiencyφ 1And vertical optical efficiencyφ 2Comprises the following steps:
（2）
horizontal distance between display screen and rectangular pinholegSatisfy the requirement of
（3）
Vertical distance between display screen and rectangular pinholedSatisfy the requirement of
（4）
The display screen is used for displaying image elements, and the image elements correspond to and are aligned with the rectangular pinholes in the rectangular pinhole array; the light emitted by each picture element can only pass through the rectangular pinhole corresponding to the picture element and can not pass through other rectangular pinholes, so that the crosstalk is eliminated.
Drawings
FIG. 1 is the structure and horizontal direction parameter diagram of the integrated imaging 3D display device of the utility model
FIG. 2 is the structure and vertical parameter diagram of the integrated imaging 3D display device of the present invention
FIG. 3 is a structural diagram of the polarization array 1 of the present invention
FIG. 4 is a structural diagram of the polarization array 2 of the present invention
The reference numbers in the figures are:
1. display screen, 2. polarization array 1, 3. polarization array 2, 4. rectangular pinhole array, 5. polarization unit 1, 6. polarization unit 2.
It should be understood that the above-described figures are merely schematic and are not drawn to scale.
Detailed Description
The following describes in detail an exemplary embodiment of the integrated imaging 3D display device based on a polarization array and a rectangular pinhole according to the present invention, and the present invention is further described in detail. It is necessary to point out here that the following examples are only used for further illustration of the present invention, and should not be understood as limiting the scope of the present invention, and those skilled in the art can make some non-essential improvements and modifications to the present invention according to the above-mentioned contents of the present invention, and still fall into the scope of the present invention.
The utility model provides an integrated imaging 3D display device based on polarization array and rectangle pinhole, as shown in figure 1 and figure 2, its characterized in that, including the display screen, polarization array 1, polarization array 2, rectangle pinhole array; the display screen, the polarization array 1, the polarization array 2 and the rectangular pinhole array are arranged in parallel and are correspondingly aligned; the polarization array 1 is positioned between the display screen and the rectangular pinhole array, and the rectangular pinhole array is positioned between the polarization array 1 and the polarization array 2; the polarization array 1 is attached to the display screen, and the polarization array 2 is attached to the rectangular pinhole array;
as shown in fig. 3, the polarization array 1 is composed of a polarization unit 1 and a polarization unit 2 which are alternately arranged in the horizontal and vertical directions; as shown in fig. 4, the polarization array 2 is composed of the polarization units 1 and the polarization units 2 which are alternately arranged in the horizontal and vertical directions; the polarization direction of the polarization unit 1 is orthogonal to that of the polarization unit 2; the polarizing unit 1 in the polarizing array 1 corresponds to and is aligned with the polarizing unit 1 in the polarizing array 2, and the polarizing unit 2 in the polarizing array 1 corresponds to and is aligned with the polarizing unit 2 in the polarizing array 2; the horizontal aperture width of the rectangular pinhole array is not equal to the vertical aperture width, and the horizontal thickness of the rectangular pinhole array is not equal to the vertical thickness;
horizontal aperture width of rectangular pinholewComprises the following steps:
（1）
wherein,pis the pitch of the rectangular pinhole and the picture element,gis the horizontal distance between the rectangular pinhole and the display screen,dis the vertical distance between the rectangular pinhole and the display screen,ais the horizontal thickness of the rectangular pinhole,bis the vertical thickness of the rectangular pinhole,vis the vertical aperture width of the rectangular pinhole;
horizontal optical efficiencyφ 1And vertical optical efficiencyφ 2Comprises the following steps:
（2）
horizontal distance between display screen and rectangular pinholegSatisfy the requirement of
（3）
Vertical distance between display screen and rectangular pinholedSatisfy the requirement of
（4）
The display screen is used for displaying image elements, and the image elements correspond to and are aligned with the rectangular pinholes in the rectangular pinhole array; the light emitted by each picture element can only pass through the rectangular pinhole corresponding to the picture element and can not pass through other rectangular pinholes, so that the crosstalk is eliminated.
The pitches of the polarizing units 1, the polarizing units 2 and the rectangular pinholes are all the pitchesp=10mm, the horizontal distance between the rectangular pinhole and the display screen isg=20mm, the vertical distance between the rectangular pinhole and the display screen isd=18mm, horizontal thickness of rectangular pinholea=2mm, vertical thickness of rectangular pinholeb=4mm, and the width of the vertical aperture of the rectangular pinhole isvAnd =4mm, the horizontal aperture width of the rectangular pinhole array calculated by the formula (1) is 2.1mm, the horizontal optical efficiency and the vertical optical efficiency calculated by the formula (2) are both 9.5%, the horizontal distance between the display screen and the rectangular pinhole calculated by the formula (3) is not more than 23mm, the horizontal distance between the display screen and the rectangular pinhole is not less than 13mm, the vertical distance between the display screen and the rectangular pinhole calculated by the formula (4) is not more than 23mm, and the vertical distance between the display screen and the rectangular pinhole is not less than 13 mm.
Claims (1)
1. The integrated imaging 3D display device based on the polarization array and the rectangular pinhole is characterized by comprising a display screen, a polarization array 1, a polarization array 2 and a rectangular pinhole array; the display screen, the polarization array 1, the polarization array 2 and the rectangular pinhole array are arranged in parallel and are correspondingly aligned; the polarization array 1 is positioned between the display screen and the rectangular pinhole array, and the rectangular pinhole array is positioned between the polarization array 1 and the polarization array 2; the polarization array 1 is attached to the display screen, and the polarization array 2 is attached to the rectangular pinhole array;
the polarization array 1 is formed by alternately arranging a polarization unit 1 and a polarization unit 2 in the horizontal and vertical directions; the polarization array 2 is formed by alternately arranging the polarization units 1 and the polarization units 2 in the horizontal and vertical directions; the polarization direction of the polarization unit 1 is orthogonal to that of the polarization unit 2; the polarizing unit 1 in the polarizing array 1 corresponds to and is aligned with the polarizing unit 1 in the polarizing array 2, and the polarizing unit 2 in the polarizing array 1 corresponds to and is aligned with the polarizing unit 2 in the polarizing array 2; the horizontal aperture width of the rectangular pinhole array is not equal to the vertical aperture width, and the horizontal thickness of the rectangular pinhole array is not equal to the vertical thickness;
horizontal aperture width of rectangular pinholewComprises the following steps:
wherein,pis the pitch of the rectangular pinhole and the picture element,gis the horizontal distance between the rectangular pinhole and the display screen,dis the vertical distance between the rectangular pinhole and the display screen,ais the horizontal thickness of the rectangular pinhole,bis the vertical thickness of the rectangular pinhole,vis the vertical aperture width of the rectangular pinhole;
horizontal optical efficiencyφ 1And vertical optical efficiencyφ 2Comprises the following steps:
horizontal distance between display screen and rectangular pinholegSatisfy the requirement of
Vertical distance between display screen and rectangular pinholedSatisfy the requirement of
The display screen is used for displaying image elements, and the image elements correspond to and are aligned with the rectangular pinholes in the rectangular pinhole array; the light emitted by each picture element can only pass through the rectangular pinhole corresponding to the picture element and can not pass through other rectangular pinholes, so that the crosstalk is eliminated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821914131.0U CN208861079U (en) | 2018-11-20 | 2018-11-20 | Integration imaging 3D display device based on polarization arrays and rectangle pin hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821914131.0U CN208861079U (en) | 2018-11-20 | 2018-11-20 | Integration imaging 3D display device based on polarization arrays and rectangle pin hole |
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| Publication Number | Publication Date |
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| CN208861079U true CN208861079U (en) | 2019-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821914131.0U Withdrawn - After Issue CN208861079U (en) | 2018-11-20 | 2018-11-20 | Integration imaging 3D display device based on polarization arrays and rectangle pin hole |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109298540A (en) * | 2018-11-20 | 2019-02-01 | 成都工业学院 | Integration imaging 3D display device based on polarization arrays and rectangle pin hole |
| CN110095876A (en) * | 2019-05-25 | 2019-08-06 | 成都工业学院 | High-resolution integration imaging double vision 3D display device and method |
-
2018
- 2018-11-20 CN CN201821914131.0U patent/CN208861079U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109298540A (en) * | 2018-11-20 | 2019-02-01 | 成都工业学院 | Integration imaging 3D display device based on polarization arrays and rectangle pin hole |
| CN109298540B (en) * | 2018-11-20 | 2024-06-04 | 北京龙翼风科技有限公司 | Integrated imaging 3D display device based on polarization array and rectangular pinhole |
| CN110095876A (en) * | 2019-05-25 | 2019-08-06 | 成都工业学院 | High-resolution integration imaging double vision 3D display device and method |
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| AV01 | Patent right actively abandoned |
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| AV01 | Patent right actively abandoned |