DE69121508D1 - Vorrichtung zur automatischen Belichtungskontrolle für eine Kamera - Google Patents

Vorrichtung zur automatischen Belichtungskontrolle für eine Kamera

Info

Publication number
DE69121508D1
DE69121508D1 DE69121508T DE69121508T DE69121508D1 DE 69121508 D1 DE69121508 D1 DE 69121508D1 DE 69121508 T DE69121508 T DE 69121508T DE 69121508 T DE69121508 T DE 69121508T DE 69121508 D1 DE69121508 D1 DE 69121508D1
Authority
DE
Germany
Prior art keywords
camera
control device
exposure control
automatic exposure
automatic
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
DE69121508T
Other languages
English (en)
Other versions
DE69121508T2 (de
Inventor
Tadao Takagi
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.)
Nikon Corp
Original Assignee
Nikon Corp
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 Nikon Corp filed Critical Nikon Corp
Publication of DE69121508D1 publication Critical patent/DE69121508D1/de
Application granted granted Critical
Publication of DE69121508T2 publication Critical patent/DE69121508T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G03B7/16—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with both the intensity of the flash source and the distance of the flash source from the object, e.g. in accordance with the "guide number" of the flash bulb and the focusing of the camera
    • 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
    • G03B7/099—Arrangement of photoelectric elements in or on the camera
    • G03B7/0993—Arrangement of photoelectric elements in or on the camera in the camera
    • G03B7/0997—Through the lens [TTL] measuring
    • G03B7/09979—Multi-zone light measuring
    • 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
    • G03B7/099—Arrangement of photoelectric elements in or on the camera
    • G03B7/0993—Arrangement of photoelectric elements in or on the camera in the camera
    • G03B7/0997—Through the lens [TTL] measuring
    • G03B7/09971—Through the lens [TTL] measuring in mirror-reflex cameras
    • G03B7/09976—Through the lens [TTL] measuring in mirror-reflex cameras the sensor being mounted in, before, or behind the porro-prism
DE69121508T 1990-10-16 1991-10-15 Vorrichtung zur automatischen Belichtungskontrolle für eine Kamera Expired - Fee Related DE69121508T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2275201A JP2913490B2 (ja) 1990-10-16 1990-10-16 カメラの自動調光装置

Publications (2)

Publication Number Publication Date
DE69121508D1 true DE69121508D1 (de) 1996-09-26
DE69121508T2 DE69121508T2 (de) 1997-03-20

Family

ID=17552097

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69121508T Expired - Fee Related DE69121508T2 (de) 1990-10-16 1991-10-15 Vorrichtung zur automatischen Belichtungskontrolle für eine Kamera

Country Status (4)

Country Link
US (1) US5218397A (de)
EP (1) EP0481728B1 (de)
JP (1) JP2913490B2 (de)
DE (1) DE69121508T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5576798A (en) * 1990-11-17 1996-11-19 Nikon Corporation Automatic flash amount control apparatus of camera
JPH04371935A (ja) * 1991-06-20 1992-12-24 Nikon Corp カメラの自動調光装置
JPH0688984A (ja) * 1992-07-22 1994-03-29 Nikon Corp カメラの自動調光装置
AU709514B2 (en) * 1994-06-01 1999-09-02 Tc License Ltd. High speed camera for traffic monitoring system
US6111523A (en) 1995-11-20 2000-08-29 American Traffic Systems, Inc. Method and apparatus for photographing traffic in an intersection
US6151073A (en) * 1996-03-28 2000-11-21 Fotonation, Inc. Intelligent camera flash system
US5948038A (en) 1996-07-31 1999-09-07 American Traffic Systems, Inc. Traffic violation processing system
JP2000059669A (ja) * 1998-08-07 2000-02-25 Canon Inc 画像処理装置、方法及びコンピュータ読み取り可能な記憶媒体
JP4222213B2 (ja) * 2004-01-16 2009-02-12 カシオ計算機株式会社 カメラ装置、撮影感度設定プログラム及び撮影感度設定方法
JP2005249959A (ja) * 2004-03-02 2005-09-15 Casio Comput Co Ltd 撮像装置、この撮像装置に用いられる発光制御方法及びプログラム
US7880761B2 (en) 2005-07-20 2011-02-01 Lab Partners Associates, Inc. Wireless photographic communication system and method
WO2008150902A1 (en) 2007-05-29 2008-12-11 Lab Partners Associates, Inc. System and method for maintaining hot shoe communications between a camera and a wireless device
JP5196985B2 (ja) * 2007-12-19 2013-05-15 キヤノン株式会社 カメラシステム及び撮像装置
US8718461B2 (en) 2009-02-12 2014-05-06 Lab Partners Associates, Inc. Photographic synchronization optimization system and method
US9690169B2 (en) * 2013-11-04 2017-06-27 Lab Partners Associates, Inc. Photographic lighting system and method
JP7103839B2 (ja) * 2018-05-07 2022-07-20 シャープ株式会社 電子機器、制御装置、制御方法及び制御プログラム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4343541A (en) * 1979-09-17 1982-08-10 Olympus Optical Co., Ltd. Reflection photometric apparatus for camera including focal plane shutter
JPS5697326A (en) * 1979-12-31 1981-08-06 Minolta Camera Co Ltd Exposure time control device of camera
JPS56132317A (en) * 1980-03-19 1981-10-16 Minolta Camera Co Ltd Photographing apparatus using auxiliary light
JPS574027A (en) * 1980-06-09 1982-01-09 Minolta Camera Co Ltd Exposure control device for camera
JPS5863927A (ja) * 1981-10-13 1983-04-16 Canon Inc 閃光撮影装置
US4460262A (en) * 1982-03-25 1984-07-17 Olympus Optical Co. Ltd. Automatic exposure control circuit for TTL automatic electronic flash

Also Published As

Publication number Publication date
EP0481728B1 (de) 1996-08-21
JPH04151631A (ja) 1992-05-25
EP0481728A2 (de) 1992-04-22
US5218397A (en) 1993-06-08
JP2913490B2 (ja) 1999-06-28
DE69121508T2 (de) 1997-03-20
EP0481728A3 (en) 1992-07-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee