CN102043305B - 光圈单元以及包括该光圈单元的透镜镜筒 - Google Patents

光圈单元以及包括该光圈单元的透镜镜筒 Download PDF

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Publication number
CN102043305B
CN102043305B CN2010105099903A CN201010509990A CN102043305B CN 102043305 B CN102043305 B CN 102043305B CN 2010105099903 A CN2010105099903 A CN 2010105099903A CN 201010509990 A CN201010509990 A CN 201010509990A CN 102043305 B CN102043305 B CN 102043305B
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CN
China
Prior art keywords
aperture
diaphragm
blade
blades
move
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.)
Expired - Fee Related
Application number
CN2010105099903A
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English (en)
Chinese (zh)
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CN102043305A (zh
Inventor
长谷川智基
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Canon Inc
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Canon Inc
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Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of CN102043305A publication Critical patent/CN102043305A/zh
Application granted granted Critical
Publication of CN102043305B publication Critical patent/CN102043305B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/02—Diaphragms
    • 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
    • G02B15/144—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 four groups only
    • G02B15/1441—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 four groups only the first group being positive
    • G02B15/144113—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 four groups only the first group being positive arranged +-++
    • 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
    • G02B15/16—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
    • G02B15/163—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group
    • G02B15/167—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses
    • G02B15/173—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses arranged +-+
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diaphragms For Cameras (AREA)
CN2010105099903A 2009-10-20 2010-10-15 光圈单元以及包括该光圈单元的透镜镜筒 Expired - Fee Related CN102043305B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009241133A JP5173979B2 (ja) 2009-10-20 2009-10-20 絞り装置およびそれを有するレンズ鏡筒並びに撮像装置
JP2009-241133 2009-10-20

Publications (2)

Publication Number Publication Date
CN102043305A CN102043305A (zh) 2011-05-04
CN102043305B true CN102043305B (zh) 2013-04-03

Family

ID=43879376

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010105099903A Expired - Fee Related CN102043305B (zh) 2009-10-20 2010-10-15 光圈单元以及包括该光圈单元的透镜镜筒

Country Status (3)

Country Link
US (2) US8142085B2 (enExample)
JP (1) JP5173979B2 (enExample)
CN (1) CN102043305B (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5173979B2 (ja) * 2009-10-20 2013-04-03 キヤノン株式会社 絞り装置およびそれを有するレンズ鏡筒並びに撮像装置
TW201245768A (en) * 2011-03-29 2012-11-16 Sony Corp Image pickup apparatus, image pickup device, image processing method, aperture control method, and program
JPWO2013114895A1 (ja) * 2012-02-01 2015-05-11 株式会社ニコン 撮像装置
US9285653B2 (en) * 2012-11-06 2016-03-15 Raytheon Company Variable aperture mechanism for creating different aperture sizes in cameras and other imaging devices
JP5893746B2 (ja) * 2013-01-24 2016-03-23 Cbc株式会社 Ｃｃｔｖレンズ及びｃｃｔｖレンズの補正方法
CN104035263A (zh) 2013-03-08 2014-09-10 Jvc建伍株式会社 光量调整装置以及摄像装置
WO2016121033A1 (ja) * 2015-01-28 2016-08-04 日立マクセル株式会社 フレアカット部材、レンズ装置、及び光学装置
KR102319688B1 (ko) * 2015-01-28 2021-11-01 한화테크윈 주식회사 광량 조절 장치
CN104749767B (zh) * 2015-03-13 2017-05-03 中国科学院西安光学精密机械研究所 高精度电控光阑装置
KR102415064B1 (ko) 2015-12-31 2022-06-30 한화테크윈 주식회사 광량 조절 장치
JP6785640B2 (ja) * 2016-12-15 2020-11-18 日本電産コパル株式会社 撮像用光学装置
KR102172635B1 (ko) * 2018-07-20 2020-11-03 삼성전기주식회사 조리개 모듈
CN109100862A (zh) * 2018-09-03 2018-12-28 中国科学院长春光学精密机械与物理研究所 成像系统及可变光阑的控制结构
DE102019128573A1 (de) * 2019-10-23 2021-04-29 Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg Streulichtblende für ein kinematografisches Kamerasystem
CN114488652A (zh) 2020-11-12 2022-05-13 信泰光学(深圳)有限公司 光圈组件
TWI770672B (zh) * 2020-11-12 2022-07-11 大陸商信泰光學（深圳）有限公司 光圈組件
JP7367022B2 (ja) 2021-04-14 2023-10-23 北京小米移動軟件有限公司 絞り装置、絞り装置を備えるカメラモジュール、電子機器
CN113347345B (zh) * 2021-06-28 2025-02-25 江西晶浩光学有限公司 光圈组件、摄像模组及电子设备
CN113960850A (zh) * 2021-10-14 2022-01-21 中山联合光电科技股份有限公司 可变光圈结构及镜头
WO2024036447A1 (en) * 2022-08-15 2024-02-22 Huawei Technologies Co., Ltd. Variable aperture device for camera module and product including the same
CN119836597A (zh) 2023-05-19 2025-04-15 北京小米移动软件有限公司 光圈机构
CN119439577A (zh) * 2023-07-31 2025-02-14 北京小米移动软件有限公司 光圈结构、镜头总成及终端

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62103623A (ja) 1985-10-30 1987-05-14 Canon Inc 絞り装置
JPH10301159A (ja) 1997-04-25 1998-11-13 Victor Co Of Japan Ltd 絞り装置
JP2003344896A (ja) * 2002-05-30 2003-12-03 Matsushita Electric Ind Co Ltd 光量調整装置
JP2006145739A (ja) * 2004-11-18 2006-06-08 Sony Corp 撮像装置及び光量調節機構
CN101512429A (zh) * 2006-09-11 2009-08-19 精工精密株式会社 光量调节装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4797700A (en) * 1985-06-28 1989-01-10 Canon Kabushiki Kaisha Diaphragm device
JPH0637400Y2 (ja) * 1987-06-26 1994-09-28 株式会社コパル 遮光羽根装置
JPH04119434U (ja) * 1991-04-09 1992-10-26 ミノルタカメラ株式会社 絞り装置
JPH05241224A (ja) * 1992-02-26 1993-09-21 Minolta Camera Co Ltd 絞り装置
JPH1062835A (ja) * 1996-08-19 1998-03-06 Sony Corp 光量絞り装置
JP2000352737A (ja) * 1999-06-14 2000-12-19 Canon Inc 光量調節装置およびこれを備えた機器
US6866431B2 (en) * 2002-02-19 2005-03-15 Canon Kabushiki Kaisha Light amount adjustment apparatus, manufacturing method, and photographing apparatus
KR100971076B1 (ko) * 2003-05-29 2010-07-20 니혼 세이미츠 속키 카부시키가이샤 조리개 장치
US8164813B1 (en) * 2007-06-16 2012-04-24 Opto-Knowledge Systems, Inc. Non-circular continuous variable aperture or shutter for infrared cameras
JP5173979B2 (ja) * 2009-10-20 2013-04-03 キヤノン株式会社 絞り装置およびそれを有するレンズ鏡筒並びに撮像装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62103623A (ja) 1985-10-30 1987-05-14 Canon Inc 絞り装置
JPH10301159A (ja) 1997-04-25 1998-11-13 Victor Co Of Japan Ltd 絞り装置
JP2003344896A (ja) * 2002-05-30 2003-12-03 Matsushita Electric Ind Co Ltd 光量調整装置
JP2006145739A (ja) * 2004-11-18 2006-06-08 Sony Corp 撮像装置及び光量調節機構
CN101512429A (zh) * 2006-09-11 2009-08-19 精工精密株式会社 光量调节装置

Also Published As

Publication number Publication date
CN102043305A (zh) 2011-05-04
US20120147446A1 (en) 2012-06-14
US8142085B2 (en) 2012-03-27
US8465218B2 (en) 2013-06-18
US20110091198A1 (en) 2011-04-21
JP2011090028A (ja) 2011-05-06
JP5173979B2 (ja) 2013-04-03

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