KR101430963B1 - 손떨림 보정장치를 구비한 촬영장치 및 광학계 - Google Patents
손떨림 보정장치를 구비한 촬영장치 및 광학계 Download PDFInfo
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- KR101430963B1 KR101430963B1 KR1020070126157A KR20070126157A KR101430963B1 KR 101430963 B1 KR101430963 B1 KR 101430963B1 KR 1020070126157 A KR1020070126157 A KR 1020070126157A KR 20070126157 A KR20070126157 A KR 20070126157A KR 101430963 B1 KR101430963 B1 KR 101430963B1
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- 230000003287 optical effect Effects 0.000 title claims abstract description 224
- 238000003384 imaging method Methods 0.000 title claims description 8
- 230000006641 stabilisation Effects 0.000 title description 10
- 238000011105 stabilization Methods 0.000 title description 10
- 230000004075 alteration Effects 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 10
- 239000002131 composite material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 16
- 230000006870 function Effects 0.000 description 14
- 206010010071 Coma Diseases 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 125000002066 L-histidyl group Chemical group [H]N1C([H])=NC(C([H])([H])[C@](C(=O)[*])([H])N([H])[H])=C1[H] 0.000 description 1
- 206010073261 Ovarian theca cell tumour Diseases 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 208000001644 thecoma Diseases 0.000 description 1
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- G02B15/145—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
- G02B27/646—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image compensating for small deviations, e.g. due to vibration or shake
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0087—Simple or compound lenses with index gradient
-
- 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
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
- Adjustment Of Camera Lenses (AREA)
- Lenses (AREA)
Abstract
Description
Claims (11)
- 조리개;피사체로부터 상을 생성하여 전달하는 제1광학군;상기 제1광학군으로부터 전달된 상의 배율을 조절하는 제2광학군;상기 제2광학군과 상기 조리개 사이에 배치되고, 광축 상의 특정 점을 중심으로 하는 구면을 따라 이동되는 제3광학군;상기 조리개를 통과한 상기 상을 수차보정하여 전달하는 제4광학군;상기 제4광학군으로부터 전달된 상기 상이 촬상영역에 맺히도록 포커싱 기능을 수행하는 제5광학군;광축과 수직인 제1축 방향 및 제2축 방향의 손떨림을 검출하는 손떨림 검출부;상기 제3광학군을 상기 구면을 따라 이동시키는 구동부; 및상기 손떨림 검출부의 손떨림 검출 결과에 따라, 상기 제3광학군이 이동되도록 상기 구동부를 제어하는 제어부;를 포함하고,상기 특정 점은,상기 제3광학군에 대한 애플러내틱 포인트(Aplanatic Point)인, 촬영장치.
- 삭제
- 제 1항에 있어서,상기 제3광학군은,양의 굴절력(Refractive Power)을 가진 하나의 렌즈로 구성된 것을 특징으로 하는 촬영장치.
- 제 3항에 있어서,상기 렌즈는,상기 렌즈의 이동에 의해서도 수차변동이 없는 것을 특징으로 하는 촬영장치.
- 제 1항에 있어서,상기 제어부는,상기 제1축방향의 손떨림이 검출된 경우, 상기 제1축을 상기 구면상에 투영시킨 경로 상에서 상기 제3광학군이 검출된 손떨림과 반대방향으로 이동되도록 제어하고,상기 제2축방향의 손떨림이 검출된 경우, 상기 제2축을 상기 구면상에 투영시킨 경로 상에서 상기 제3광학군이 검출된 손떨림의 반대방향으로 이동되도록 제어하는 것을 특징으로 하는 촬영장치.
- 제 1항에 있어서,상기 제4광학군은,제3광학군의 이동으로 발생된 수차를 보정하는 양의 굴절력을 가진 보정군; 및상기 수차가 보정된 상을 제5광학군으로 전달하는 음의 굴절력을 가진 이동군;을 포함하는 것을 특징으로 하는 촬영장치.
- 제 6항에 있어서,상기 제4광학군은,상기 보정군의 초점거리를 ff라고 하고 상기 이동군의 초점거리를 fr이라고 하였을 때, |ff/fr| < 1.2 를 만족하는 것을 특징으로 하는 촬영장치.
- 제 6항에 있어서,상기 보정군은,양의 합성 굴절력을 가진 2개의 렌즈를 포함하고,상기 이동군은,음의 합성 굴절력을 가진 2개의 렌즈를 포함하는 것을 특징으로 하는 촬영장치.
- 제 1항에 있어서,상기 구동부는,베어링을 이용하여 상기 제3광학군을 상기 구면을 따라 이동시키는 것을 특징으로 하는 촬영장치.
- 조리개;피사체로부터 상을 생성하여 전달하는 제1광학군;상기 제1광학군으로부터 전달된 상의 배율을 조절하는 제2광학군;상기 제2광학군과 상기 조리개 사이에 배치되고, 광축 상의 특정 점을 중심으로 하는 구면을 따라 이동되는 제3광학군;상기 조리개를 통과한 상기 상을 수차보정하여 전달하는 제4광학군;상기 제4광학군으로부터 전달된 상기 상이 촬상영역에 맺히도록 포커싱 기능을 수행하는 제5광학군; 및외부로부터 손떨림 검출 결과에 기초한 구동신호를 수신하여 상기 제3광학군을 상기 구면을 따라 이동시키는 구동부; 를 포함하고,상기 특정 점은,상기 제3 광학군에 대한 애플러내틱 포인트(Aplanatic Point)인, 광학계.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070126157A KR101430963B1 (ko) | 2007-12-06 | 2007-12-06 | 손떨림 보정장치를 구비한 촬영장치 및 광학계 |
US12/126,141 US8014657B2 (en) | 2007-12-06 | 2008-05-23 | Photographing apparatus and optical system having an optical image stabilizer for driving an optical group along a sphere centered on an aplanatic point |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070126157A KR101430963B1 (ko) | 2007-12-06 | 2007-12-06 | 손떨림 보정장치를 구비한 촬영장치 및 광학계 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090059344A KR20090059344A (ko) | 2009-06-11 |
KR101430963B1 true KR101430963B1 (ko) | 2014-09-23 |
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KR1020070126157A KR101430963B1 (ko) | 2007-12-06 | 2007-12-06 | 손떨림 보정장치를 구비한 촬영장치 및 광학계 |
Country Status (2)
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US (1) | US8014657B2 (ko) |
KR (1) | KR101430963B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8749892B2 (en) | 2011-06-17 | 2014-06-10 | DigitalOptics Corporation Europe Limited | Auto-focus actuator for field curvature correction of zoom lenses |
CN117475087B (zh) * | 2023-12-22 | 2024-04-26 | 武汉工程大学 | 一种星载tdi ccd影像震颤成像畸变建模方法及装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0667255A (ja) * | 1992-08-24 | 1994-03-11 | Canon Inc | 防振カメラ |
JPH06160778A (ja) * | 1992-11-18 | 1994-06-07 | Canon Inc | 防振機能を有した変倍光学系 |
KR20050035541A (ko) * | 2002-09-10 | 2005-04-18 | 마쯔시다덴기산교 가부시키가이샤 | 손 떨림 보정 기능 탑재 줌 렌즈 |
Family Cites Families (14)
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US3953106A (en) * | 1970-12-28 | 1976-04-27 | Canon Kabushiki Kaisha | Image stabilizing optical system |
US4911541A (en) * | 1988-04-06 | 1990-03-27 | Schwem Technology Incorporated | Inertial pendulum optical stabilizer |
US5182671A (en) * | 1988-09-19 | 1993-01-26 | Canon Kabushiki Kaisha | Variable magnification optical system having a capability of stabilizing the image |
US5321554A (en) * | 1991-08-20 | 1994-06-14 | Nikon Corporation | Inverse telescopic wide angle lens |
JP3057946B2 (ja) * | 1993-01-29 | 2000-07-04 | キヤノン株式会社 | 収差補正系及びそれを用いた天体望遠鏡 |
US6078751A (en) * | 1994-04-27 | 2000-06-20 | Canon Kabushiki Kaisha | Image-shake correcting device |
US5790309A (en) * | 1994-09-29 | 1998-08-04 | Nikon Corporation | Zoom lens system capable of shifting an image and compensating back focus variation |
JPH0915502A (ja) * | 1995-07-03 | 1997-01-17 | Nikon Corp | 防振機能を備えたズームレンズ |
JPH09230234A (ja) * | 1996-02-27 | 1997-09-05 | Canon Inc | 防振機能を有するズームレンズ |
JP2004301939A (ja) * | 2003-03-28 | 2004-10-28 | Sony Corp | カメラシステム、カメラ及び交換レンズ |
JP4717572B2 (ja) * | 2005-09-20 | 2011-07-06 | キヤノン株式会社 | 光学機器および焦点調節方法 |
JP2007121650A (ja) * | 2005-10-27 | 2007-05-17 | Sony Corp | ズームレンズ及び撮像装置 |
JP2007334051A (ja) * | 2006-06-15 | 2007-12-27 | Sony Corp | ズームレンズ及び撮像装置 |
JP4483869B2 (ja) * | 2007-02-01 | 2010-06-16 | ソニー株式会社 | 像ぶれ補正装置、レンズ鏡筒及び撮像装置 |
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2007
- 2007-12-06 KR KR1020070126157A patent/KR101430963B1/ko active IP Right Grant
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2008
- 2008-05-23 US US12/126,141 patent/US8014657B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0667255A (ja) * | 1992-08-24 | 1994-03-11 | Canon Inc | 防振カメラ |
JPH06160778A (ja) * | 1992-11-18 | 1994-06-07 | Canon Inc | 防振機能を有した変倍光学系 |
KR20050035541A (ko) * | 2002-09-10 | 2005-04-18 | 마쯔시다덴기산교 가부시키가이샤 | 손 떨림 보정 기능 탑재 줌 렌즈 |
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Publication number | Publication date |
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US20090148144A1 (en) | 2009-06-11 |
US8014657B2 (en) | 2011-09-06 |
KR20090059344A (ko) | 2009-06-11 |
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