CN101236347B - 照相机系统和镜头设备 - Google Patents

照相机系统和镜头设备 Download PDF

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Publication number
CN101236347B
CN101236347B CN2008100023116A CN200810002311A CN101236347B CN 101236347 B CN101236347 B CN 101236347B CN 2008100023116 A CN2008100023116 A CN 2008100023116A CN 200810002311 A CN200810002311 A CN 200810002311A CN 101236347 B CN101236347 B CN 101236347B
Authority
CN
China
Prior art keywords
aperture
coil
image
control module
camera arrangement
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
CN2008100023116A
Other languages
English (en)
Chinese (zh)
Other versions
CN101236347A (zh
Inventor
广濑稔
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of CN101236347A publication Critical patent/CN101236347A/zh
Application granted granted Critical
Publication of CN101236347B publication Critical patent/CN101236347B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • G03B9/06—Two or more co-operating pivoted blades, e.g. iris type
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/081—Analogue circuits
    • G03B7/085—Analogue circuits for control of aperture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
    • H04N23/663—Remote control of cameras or camera parts, e.g. by remote control devices for controlling interchangeable camera parts based on electronic image sensor signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/667—Camera operation mode switching, e.g. between still and video, sport and normal or high- and low-resolution modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/745—Detection of flicker frequency or suppression of flicker wherein the flicker is caused by illumination, e.g. due to fluorescent tube illumination or pulsed LED illumination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/75—Circuitry for compensating brightness variation in the scene by influencing optical camera components

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Studio Devices (AREA)
  • Exposure Control For Cameras (AREA)
  • Diaphragms For Cameras (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
  • Lens Barrels (AREA)
CN2008100023116A 2007-02-02 2008-01-02 照相机系统和镜头设备 Expired - Fee Related CN101236347B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007-024432 2007-02-02
JP2007024432 2007-02-02
JP2007024432 2007-02-02

Publications (2)

Publication Number Publication Date
CN101236347A CN101236347A (zh) 2008-08-06
CN101236347B true CN101236347B (zh) 2011-02-16

Family

ID=39449421

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008100023116A Expired - Fee Related CN101236347B (zh) 2007-02-02 2008-01-02 照相机系统和镜头设备

Country Status (4)

Country Link
US (2) US7742695B2 (enExample)
EP (1) EP1953591A3 (enExample)
JP (1) JP2008209900A (enExample)
CN (1) CN101236347B (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5106283B2 (ja) * 2008-07-15 2012-12-26 三洋電機株式会社 ビデオカメラ
WO2010021342A2 (ja) * 2008-08-19 2010-02-25 ローム株式会社 カメラ
JP5251361B2 (ja) 2008-08-26 2013-07-31 株式会社ニコン カメラ
JP2010152000A (ja) * 2008-12-24 2010-07-08 Sony Corp 撮像装置
JP5396862B2 (ja) 2009-01-07 2014-01-22 リコーイメージング株式会社 撮像装置
JP5456517B2 (ja) * 2009-02-27 2014-04-02 パナソニック株式会社 カメラ本体及び撮像装置
JP5550260B2 (ja) 2009-05-26 2014-07-16 キヤノン株式会社 撮像装置、及びその制御プログラム
JP5340097B2 (ja) * 2009-09-29 2013-11-13 キヤノン株式会社 撮像装置及びその制御方法
DE112010004379T5 (de) * 2009-11-13 2012-11-29 Steven Donald Edelson Überwachungs- und Kamerasystem und Verfahren
JP5818488B2 (ja) * 2011-04-11 2015-11-18 キヤノン株式会社 撮像装置及びカメラシステム
JP5803390B2 (ja) * 2011-07-29 2015-11-04 リコーイメージング株式会社 光学機器
JP6348706B2 (ja) * 2013-12-06 2018-06-27 セイコープレシジョン株式会社 撮像装置及びフォーカルプレーンシャッタ
WO2016009699A1 (ja) * 2014-07-16 2016-01-21 富士フイルム株式会社 画像処理装置、撮像装置、画像処理方法、及びプログラム
JP2016151697A (ja) * 2015-02-18 2016-08-22 ルネサスエレクトロニクス株式会社 レンズモジュールシステム、撮像素子及びレンズモジュールの制御方法
JP6623458B2 (ja) * 2016-06-29 2019-12-25 セイコーホールディングス株式会社 羽根駆動装置及び光学機器
JP6666799B2 (ja) * 2016-06-29 2020-03-18 セイコーホールディングス株式会社 羽根駆動装置及び光学機器
CN114500863B (zh) * 2022-01-24 2024-12-06 惠州同为数码科技有限公司 摄像机p-iris光圈的电机驱动控制方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5418588A (en) * 1990-02-07 1995-05-23 Canon Kabushiki Kaisha Aperture size adjustment device for a camera with a stepping motor drive source
US5557358A (en) * 1991-10-11 1996-09-17 Minolta Camera Kabushiki Kaisha Camera having an electronic viewfinder for displaying an object image under different photographic conditions
US6051949A (en) * 1997-02-10 2000-04-18 Asahi Kogaku Kogyo Kabushiki Kaisha Apparatus for driving stepping motor of camera
CN1469183A (zh) * 2002-06-14 2004-01-21 日本电产科宝株式会社 电动机驱动装置
CN1525229A (zh) * 2003-02-24 2004-09-01 阿尔卑斯电气株式会社 光圈快门兼用的驱动装置
US6839087B1 (en) * 1999-07-16 2005-01-04 Pentax Corporation Exposure controller of a digital camera

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4952859A (en) * 1988-11-30 1990-08-28 Canon Kabushiki Kaisha Stepping motor
JP2911653B2 (ja) * 1991-07-17 1999-06-23 キヤノン株式会社 絞り装置を有する光学機器およびレンズ鏡筒
DE69535238T2 (de) * 1994-01-18 2007-04-05 Canon K.K. Kamera
US6040677A (en) * 1997-02-10 2000-03-21 Asahi Kogaku Kogyo Kabushiki Kaisha Apparatus for driving stepper motor of camera
JPH10282395A (ja) * 1997-02-10 1998-10-23 Asahi Optical Co Ltd カメラのパルスモータ駆動装置
JP3755254B2 (ja) 1997-08-25 2006-03-15 ソニー株式会社 レンズの絞り調整装置、撮像装置及び光量調整方法
JP4474040B2 (ja) 2000-11-17 2010-06-02 キヤノン株式会社 カメラ及びカメラシステム
JP2003337277A (ja) 2002-05-20 2003-11-28 Canon Inc 光学機器
US20060221223A1 (en) * 2005-04-05 2006-10-05 Hiroshi Terada Digital camera capable of continuous shooting and control method for the digital camera
JP4335849B2 (ja) * 2005-06-13 2009-09-30 富士通マイクロエレクトロニクス株式会社 フリッカ検出可能な撮像装置
JP4756932B2 (ja) * 2005-06-27 2011-08-24 キヤノン株式会社 撮像装置及び交換レンズ
JP2007049269A (ja) * 2005-08-08 2007-02-22 Olympus Corp 表示画像撮影方法および表示画像撮影装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5418588A (en) * 1990-02-07 1995-05-23 Canon Kabushiki Kaisha Aperture size adjustment device for a camera with a stepping motor drive source
US5557358A (en) * 1991-10-11 1996-09-17 Minolta Camera Kabushiki Kaisha Camera having an electronic viewfinder for displaying an object image under different photographic conditions
US6051949A (en) * 1997-02-10 2000-04-18 Asahi Kogaku Kogyo Kabushiki Kaisha Apparatus for driving stepping motor of camera
US6839087B1 (en) * 1999-07-16 2005-01-04 Pentax Corporation Exposure controller of a digital camera
CN1469183A (zh) * 2002-06-14 2004-01-21 日本电产科宝株式会社 电动机驱动装置
CN1525229A (zh) * 2003-02-24 2004-09-01 阿尔卑斯电气株式会社 光圈快门兼用的驱动装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
US 6839087 B1,全文.

Also Published As

Publication number Publication date
US20100226640A1 (en) 2010-09-09
US7742695B2 (en) 2010-06-22
JP2008209900A (ja) 2008-09-11
EP1953591A3 (en) 2008-12-24
EP1953591A2 (en) 2008-08-06
US20080187304A1 (en) 2008-08-07
CN101236347A (zh) 2008-08-06

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Granted publication date: 20110216

Termination date: 20180102