HK112995A - Exposure control apparatus for a camera - Google Patents

Exposure control apparatus for a camera

Info

Publication number
HK112995A
HK112995A HK112995A HK112995A HK112995A HK 112995 A HK112995 A HK 112995A HK 112995 A HK112995 A HK 112995A HK 112995 A HK112995 A HK 112995A HK 112995 A HK112995 A HK 112995A
Authority
HK
Hong Kong
Prior art keywords
camera
control apparatus
exposure control
exposure
control
Prior art date
Application number
HK112995A
Other languages
English (en)
Inventor
Osamu Sato
Satoshi Nakano
Isamu Hirai
Toshiyuki Kitazawa
Takayuki Sensui
Masato Yamamoto
Toshimasa Yamanaka
Takenao Shishikura
Akio Takahashi
Nobuhiko Matsudo
Original Assignee
Asahi Optical Co Ltd
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
Priority claimed from JP03361202A external-priority patent/JP3103414B2/ja
Priority claimed from JP36119791A external-priority patent/JP3164623B2/ja
Priority claimed from JP36120091A external-priority patent/JP3199806B2/ja
Priority claimed from JP3361201A external-priority patent/JP3068697B2/ja
Application filed by Asahi Optical Co Ltd filed Critical Asahi Optical Co Ltd
Publication of HK112995A publication Critical patent/HK112995A/xx

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B7/00Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/01Control of exposure by setting shutters, diaphragms or filters, separately or conjointly with selection of either manual or automatic mode
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B7/00Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08Control 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
    • G03B7/091Digital circuits
    • G03B7/097Digital circuits for control of both exposure time and aperture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
HK112995A 1991-04-15 1995-07-13 Exposure control apparatus for a camera HK112995A (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP17349191 1991-04-15
JP17349491 1991-04-15
JP17349391 1991-04-15
JP17349291 1991-04-15
JP03361202A JP3103414B2 (ja) 1991-04-15 1991-11-28 カメラの露出制御装置
JP36119791A JP3164623B2 (ja) 1991-04-15 1991-11-28 カメラの露出制御装置
JP36120091A JP3199806B2 (ja) 1991-04-15 1991-11-28 カメラの露出制御装置
JP3361201A JP3068697B2 (ja) 1991-04-15 1991-11-28 カメラの露出制御装置
JP33965691 1991-11-28

Publications (1)

Publication Number Publication Date
HK112995A true HK112995A (en) 1995-07-21

Family

ID=27577529

Family Applications (1)

Application Number Title Priority Date Filing Date
HK112995A HK112995A (en) 1991-04-15 1995-07-13 Exposure control apparatus for a camera

Country Status (9)

Country Link
US (1) US5602616A (xx)
KR (1) KR100210003B1 (xx)
AU (1) AU649805B2 (xx)
CA (1) CA2066014C (xx)
DE (1) DE4212661C2 (xx)
FR (1) FR2675276B1 (xx)
GB (1) GB2255835B (xx)
HK (1) HK112995A (xx)
MY (1) MY109778A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11160751A (ja) * 1997-11-26 1999-06-18 Asahi Optical Co Ltd カメラの設定装置
JP2005189602A (ja) * 2003-12-26 2005-07-14 Pentax Corp カメラシステム
US8995715B2 (en) * 2010-10-26 2015-03-31 Fotonation Limited Face or other object detection including template matching
JP5824888B2 (ja) * 2011-06-09 2015-12-02 リコーイメージング株式会社 デジタルカメラ
CN103890813A (zh) * 2011-10-27 2014-06-25 惠普发展公司,有限责任合伙企业 图像拍摄组件的增益值

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS618414B2 (xx) * 1973-07-17 1986-03-14 Minolta Camera Kk
JPS5332731A (en) * 1976-09-07 1978-03-28 Minolta Camera Co Ltd Program shutter
JPS54138431A (en) * 1978-04-18 1979-10-26 Minolta Camera Co Ltd Program shutter device
US4306785A (en) * 1979-02-01 1981-12-22 Asahi Kogaku Kogyo Kabushiki Kaisha Camera exposure time control circuit
DE2951006C2 (de) * 1979-12-19 1982-04-01 Prontor-Werk Alfred Gauthier Gmbh, 7547 Wildbad Vorrichtung zur Belichtungssteuerung in einer einäugigen Spiegelreflex-Kamera
JPS56121020A (en) * 1980-02-26 1981-09-22 Minolta Camera Co Ltd Exposure controller of camera
DE3329053C2 (de) * 1982-08-16 1986-08-21 Asahi Kogaku Kogyo K.K., Tokio/Tokyo Drehbewegungssteuermechanismus für den Blendeneinstellring von Wechselobjektiven
JPS60173526A (ja) * 1984-02-20 1985-09-06 Asahi Optical Co Ltd 自動露出カメラ
US4653893A (en) * 1984-09-03 1987-03-31 Minolta Camera Co., Ltd. Camera exposure calculating device
JPS6199130A (ja) * 1984-10-22 1986-05-17 Toshiba Corp 露光光学装置
JPS60242437A (ja) * 1985-04-18 1985-12-02 Minolta Camera Co Ltd プログラムシヤツタ−装置
JPS60242438A (ja) * 1985-04-18 1985-12-02 Minolta Camera Co Ltd プログラムシヤツタ−装置
JPS60242439A (ja) * 1985-04-18 1985-12-02 Minolta Camera Co Ltd プログラムシヤツタ−装置
JPS60242436A (ja) * 1985-04-18 1985-12-02 Minolta Camera Co Ltd カメラの露出制御装置
JPS60258523A (ja) * 1985-04-22 1985-12-20 Minolta Camera Co Ltd カメラの露出制御装置
US4779115A (en) * 1985-08-09 1988-10-18 Minolta Camera Kabushiki Kaisha Exposure control device for a camera
JPH0785154B2 (ja) * 1986-03-14 1995-09-13 オリンパス光学工業株式会社 カメラのプログラム露出特性の設定方法および設定装置
JP2543681B2 (ja) * 1986-10-01 1996-10-16 旭光学工業株式会社 撮影レンズ
KR960005186B1 (ko) * 1986-10-01 1996-04-22 아사히 고가꾸 고교 가부시끼가이샤 상호 교환 가능한 촬영 렌즈와, 그것과 함께 사용할 수 있는 카메라 보디를 갖는 카메라
JPS62168123A (ja) * 1986-11-07 1987-07-24 Minolta Camera Co Ltd カメラの露出制御装置
JPS63271239A (ja) * 1986-12-05 1988-11-09 Asahi Optical Co Ltd レンズ交換式カメラ露出制御装置
US5005033A (en) * 1988-08-01 1991-04-02 Olympus Optical Company, Ltd. Photographing data setting apparatus for camera
KR100210002B1 (ko) * 1991-04-15 1999-07-15 마츠모토 도루 카메라의 노출제어장치
AU651190B2 (en) * 1991-04-15 1994-07-14 Asahi Kogaku Kogyo Kabushiki Kaisha Exposure control apparatus of camera

Also Published As

Publication number Publication date
FR2675276B1 (fr) 1997-06-20
AU1489292A (en) 1992-10-22
MY109778A (en) 1997-06-30
DE4212661A1 (de) 1992-10-22
KR100210003B1 (ko) 1999-07-15
FR2675276A1 (fr) 1992-10-16
GB2255835B (en) 1994-11-30
GB2255835A (en) 1992-11-18
KR920020256A (ko) 1992-11-20
AU649805B2 (en) 1994-06-02
US5602616A (en) 1997-02-11
CA2066014C (en) 2001-04-03
CA2066014A1 (en) 1992-10-16
GB9208350D0 (en) 1992-06-03
DE4212661C2 (de) 1996-09-05

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20110415