JP3958164B2 - カメラの測光装置 - Google Patents

カメラの測光装置 Download PDF

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Publication number
JP3958164B2
JP3958164B2 JP2002273252A JP2002273252A JP3958164B2 JP 3958164 B2 JP3958164 B2 JP 3958164B2 JP 2002273252 A JP2002273252 A JP 2002273252A JP 2002273252 A JP2002273252 A JP 2002273252A JP 3958164 B2 JP3958164 B2 JP 3958164B2
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JP
Japan
Prior art keywords
screen
focus detection
value
calculation
calculating
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
JP2002273252A
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English (en)
Japanese (ja)
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JP2004109605A5 (https=
JP2004109605A (ja
Inventor
敏文 大沢
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
Priority to JP2002273252A priority Critical patent/JP3958164B2/ja
Priority to US10/665,756 priority patent/US6901218B2/en
Publication of JP2004109605A publication Critical patent/JP2004109605A/ja
Publication of JP2004109605A5 publication Critical patent/JP2004109605A5/ja
Application granted granted Critical
Publication of JP3958164B2 publication Critical patent/JP3958164B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Automatic Focus Adjustment (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Studio Devices (AREA)
  • Focusing (AREA)
JP2002273252A 2002-09-19 2002-09-19 カメラの測光装置 Expired - Fee Related JP3958164B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2002273252A JP3958164B2 (ja) 2002-09-19 2002-09-19 カメラの測光装置
US10/665,756 US6901218B2 (en) 2002-09-19 2003-09-19 Photometer, image sensing device, photometric method, program and recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002273252A JP3958164B2 (ja) 2002-09-19 2002-09-19 カメラの測光装置

Publications (3)

Publication Number Publication Date
JP2004109605A JP2004109605A (ja) 2004-04-08
JP2004109605A5 JP2004109605A5 (https=) 2005-07-28
JP3958164B2 true JP3958164B2 (ja) 2007-08-15

Family

ID=32270049

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002273252A Expired - Fee Related JP3958164B2 (ja) 2002-09-19 2002-09-19 カメラの測光装置

Country Status (2)

Country Link
US (1) US6901218B2 (https=)
JP (1) JP3958164B2 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100557219B1 (ko) * 2004-07-06 2006-03-07 삼성전자주식회사 자동 노출 보정 방법 및 보정 장치
KR20090098197A (ko) * 2008-03-13 2009-09-17 삼성디지털이미징 주식회사 플래시 발광량 조절가능한 디지털 촬영 장치, 이의 제어방법 및 상기 방법을 실행하기 위한 프로그램을 기록한기록매체
US7978967B2 (en) * 2008-05-16 2011-07-12 Panasonic Corporation Camera body, interchangeable lens, and imaging apparatus
JP5428568B2 (ja) 2009-06-23 2014-02-26 リコーイメージング株式会社 露出制御ユニットおよび撮影装置
JP2011223378A (ja) * 2010-04-12 2011-11-04 Sanyo Electric Co Ltd 電子カメラ
US8786847B2 (en) * 2011-01-12 2014-07-22 Underwriters Laboratories, Inc. Light measuring meter apparatus
JP6046952B2 (ja) * 2012-08-24 2016-12-21 キヤノン株式会社 撮像装置及びその制御方法
JP2014079392A (ja) * 2012-10-17 2014-05-08 Canon Inc 眼科撮影装置
JP6388391B2 (ja) * 2014-09-05 2018-09-12 キヤノン株式会社 逆光判別装置、その制御方法、および制御プログラム、並びに撮像装置
CN108259775B (zh) * 2018-04-09 2021-01-22 京东方科技集团股份有限公司 一种成像方法、成像装置及后视镜

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3412174B2 (ja) * 1992-05-21 2003-06-03 松下電器産業株式会社 自動露光制御装置
US5450163A (en) * 1992-09-25 1995-09-12 Nikon Corporation Photometric device for camera
JP2992174B2 (ja) 1993-01-22 1999-12-20 シャープ株式会社 ビデオカメラ
JP3363683B2 (ja) 1995-12-28 2003-01-08 キヤノン株式会社 焦点検出装置及びそれを用いた光学機器
JP4018218B2 (ja) 1997-12-25 2007-12-05 キヤノン株式会社 光学装置及び測距点選択方法
JP4702917B2 (ja) 2001-03-30 2011-06-15 キヤノン株式会社 カメラ

Also Published As

Publication number Publication date
US6901218B2 (en) 2005-05-31
JP2004109605A (ja) 2004-04-08
US20040190890A1 (en) 2004-09-30

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