JP5058479B2 - 撮像装置の絞り制御装置 - Google Patents

撮像装置の絞り制御装置 Download PDF

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Publication number
JP5058479B2
JP5058479B2 JP2005322516A JP2005322516A JP5058479B2 JP 5058479 B2 JP5058479 B2 JP 5058479B2 JP 2005322516 A JP2005322516 A JP 2005322516A JP 2005322516 A JP2005322516 A JP 2005322516A JP 5058479 B2 JP5058479 B2 JP 5058479B2
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JP
Japan
Prior art keywords
aperture
amount
diaphragm
dead zone
imaging apparatus
Prior art date
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Expired - Fee Related
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JP2005322516A
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English (en)
Japanese (ja)
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JP2007127978A5 (enExample
JP2007127978A (ja
Inventor
実 内山
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
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2005322516A priority Critical patent/JP5058479B2/ja
Priority to US11/551,384 priority patent/US7675568B2/en
Publication of JP2007127978A publication Critical patent/JP2007127978A/ja
Publication of JP2007127978A5 publication Critical patent/JP2007127978A5/ja
Application granted granted Critical
Publication of JP5058479B2 publication Critical patent/JP5058479B2/ja
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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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Diaphragms For Cameras (AREA)
  • Studio Devices (AREA)
JP2005322516A 2005-11-07 2005-11-07 撮像装置の絞り制御装置 Expired - Fee Related JP5058479B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005322516A JP5058479B2 (ja) 2005-11-07 2005-11-07 撮像装置の絞り制御装置
US11/551,384 US7675568B2 (en) 2005-11-07 2006-10-20 Apparatus and method for controlling diaphragm of imaging apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005322516A JP5058479B2 (ja) 2005-11-07 2005-11-07 撮像装置の絞り制御装置

Publications (3)

Publication Number Publication Date
JP2007127978A JP2007127978A (ja) 2007-05-24
JP2007127978A5 JP2007127978A5 (enExample) 2008-12-25
JP5058479B2 true JP5058479B2 (ja) 2012-10-24

Family

ID=38150668

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005322516A Expired - Fee Related JP5058479B2 (ja) 2005-11-07 2005-11-07 撮像装置の絞り制御装置

Country Status (2)

Country Link
US (1) US7675568B2 (enExample)
JP (1) JP5058479B2 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5072303B2 (ja) * 2006-09-27 2012-11-14 キヤノン株式会社 光量調節システム及び光学機器
JP5221931B2 (ja) * 2007-10-31 2013-06-26 キヤノン株式会社 撮像装置及びその制御方法
JP2009186685A (ja) * 2008-02-05 2009-08-20 Sony Corp 制御回路およびカメラ装置
US8125545B2 (en) * 2008-10-14 2012-02-28 International Business Machines Corporation Photo sensor array using controlled motion
JP5391731B2 (ja) * 2009-02-27 2014-01-15 リコーイメージング株式会社 レンズ交換式カメラの絞り制御装置
JP5984489B2 (ja) * 2012-04-27 2016-09-06 キヤノン株式会社 レンズ装置及びそれを有する撮像装置
US9898951B2 (en) 2013-04-30 2018-02-20 Sioptica Gmbh Display screen and method for secure representation of information
JP6223028B2 (ja) * 2013-07-11 2017-11-01 キヤノン株式会社 撮像装置、制御方法及びそのプログラム
JP6466786B2 (ja) * 2015-06-12 2019-02-06 オリンパス株式会社 撮像装置、撮像方法およびプログラム
DE102015012271B4 (de) 2015-09-21 2019-12-12 Sioptica Gmbh Verfahren und Bildschirm zur sicheren Darstellung von Informationen
DE102016003509B4 (de) 2016-03-21 2023-02-02 Sioptica Gmbh Verfahren zur einfachen Visualisierung des Sichtmodus eines Bildschirms
US11032487B2 (en) * 2017-03-23 2021-06-08 Sony Corporation Interchangeable lens and method for controlling the same, shooting apparatus, and camera system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH042537Y2 (enExample) * 1984-09-28 1992-01-28
JP3082945B2 (ja) * 1991-01-11 2000-09-04 キヤノン株式会社 交換レンズ式カメラシステム
US5831676A (en) * 1992-08-19 1998-11-03 Canon Kabushiki Kaisha Image pickup device using plural control parameters for exposure control
DE69330151T2 (de) * 1992-08-10 2001-10-31 Sony Corp., Tokio/Tokyo Verbesserte Regelung der elektronischen Verschlusszeit in einer Videokamera
JPH08334673A (ja) * 1995-06-07 1996-12-17 Canon Inc テレビレンズのズーム調整装置
US6473126B1 (en) * 1996-12-09 2002-10-29 Canon Kabushiki Kaisha Focusing information detecting device, focus detecting device and camera utilizing the same
SE9700434L (sv) * 1997-02-06 1998-08-07 Hasselblad Ab Victor Elektromagnetiskt förskjutningsorgan
JPH10276363A (ja) 1997-03-31 1998-10-13 Sony Corp 露光制御装置およびこれを用いたカメラ、並びにフィードバック制御装置およびその制御方法
JPH11194386A (ja) * 1997-12-26 1999-07-21 Canon Electron Inc 光量調節装置および画像入力装置
JPH11249194A (ja) * 1998-03-04 1999-09-17 Asahi Optical Co Ltd カメラのアイリス装置
JP3717743B2 (ja) * 2000-03-30 2005-11-16 三洋電機株式会社 光学式ディスクプレーヤ
JP2003107556A (ja) * 2001-09-28 2003-04-09 Canon Inc 絞り駆動装置、撮像装置、絞り駆動方法、コンピュータ読み取り可能な記録媒体、及びコンピュータプログラム
JP2004246414A (ja) * 2003-02-10 2004-09-02 Fujitsu Component Ltd 座標入力装置およびその制御方法
JP4230957B2 (ja) * 2004-04-20 2009-02-25 三菱電機株式会社 エンジンの回転速度制御装置

Also Published As

Publication number Publication date
US20070146537A1 (en) 2007-06-28
US7675568B2 (en) 2010-03-09
JP2007127978A (ja) 2007-05-24

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