FR2658326B1 - Appareil photo comportant des moyens de transfert d'informations entre le corps de l'appareil et des objectifs interchangeables. - Google Patents

Appareil photo comportant des moyens de transfert d'informations entre le corps de l'appareil et des objectifs interchangeables.

Info

Publication number
FR2658326B1
FR2658326B1 FR9101807A FR9101807A FR2658326B1 FR 2658326 B1 FR2658326 B1 FR 2658326B1 FR 9101807 A FR9101807 A FR 9101807A FR 9101807 A FR9101807 A FR 9101807A FR 2658326 B1 FR2658326 B1 FR 2658326B1
Authority
FR
France
Prior art keywords
camera
transferring information
interchangeable lenses
interchangeable
lenses
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
FR9101807A
Other languages
English (en)
Other versions
FR2658326A1 (fr
Inventor
Masahiro Kawasaki
Hiroyukiiwamoto Shigeru Takahashi
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo 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
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of FR2658326A1 publication Critical patent/FR2658326A1/fr
Application granted granted Critical
Publication of FR2658326B1 publication Critical patent/FR2658326B1/fr
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
    • G03B7/20—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with change of lens
    • 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
    • H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lens Barrels (AREA)
  • Cameras In General (AREA)
  • Exposure Control For Cameras (AREA)
FR9101807A 1990-02-15 1991-02-15 Appareil photo comportant des moyens de transfert d'informations entre le corps de l'appareil et des objectifs interchangeables. Expired - Fee Related FR2658326B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2034608A JPH03237440A (ja) 1990-02-15 1990-02-15 カメラシステム、カメラボディ、撮影レンズ

Publications (2)

Publication Number Publication Date
FR2658326A1 FR2658326A1 (fr) 1991-08-16
FR2658326B1 true FR2658326B1 (fr) 1993-10-01

Family

ID=12419078

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9101807A Expired - Fee Related FR2658326B1 (fr) 1990-02-15 1991-02-15 Appareil photo comportant des moyens de transfert d'informations entre le corps de l'appareil et des objectifs interchangeables.

Country Status (5)

Country Link
US (1) US5223877A (fr)
JP (1) JPH03237440A (fr)
DE (1) DE4104722A1 (fr)
FR (1) FR2658326B1 (fr)
GB (1) GB2241075A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2244564B (en) * 1990-04-26 1994-04-27 Asahi Optical Co Ltd Camera system and photographing lens thereof
JP2859388B2 (ja) * 1990-07-06 1999-02-17 旭光学工業株式会社 撮影レンズ
JP3206913B2 (ja) * 1990-09-14 2001-09-10 旭光学工業株式会社 カメラの自動焦点装置
FR2676830B1 (fr) * 1991-05-21 1994-07-08 Asahi Optical Co Ltd Dispositif d'entrainement de lentilles, objectif zoom et systeme d'appareil photo.
US5576894A (en) * 1993-10-21 1996-11-19 Minolta Co., Ltd. Zoom lens barrel based on the vari-focal optical system
JP3658084B2 (ja) * 1996-05-10 2005-06-08 キヤノン株式会社 カメラ及び交換レンズ
JP3306358B2 (ja) * 1997-11-05 2002-07-24 旭光学工業株式会社 データ転送装置およびカメラ
JP2002258381A (ja) 2001-02-28 2002-09-11 Asahi Optical Co Ltd レンズ交換式カメラ、そのカメラボディおよび撮影レンズ
JP3836685B2 (ja) * 2001-02-28 2006-10-25 ペンタックス株式会社 レンズ交換式カメラの通信システム
JP3689342B2 (ja) 2001-02-19 2005-08-31 ペンタックス株式会社 レンズ交換式カメラシステムの電源制御装置
JP3793419B2 (ja) 2001-02-19 2006-07-05 ペンタックス株式会社 カメラのレンズ通信システム、カメラボディ及び撮影レンズ
JP2004240084A (ja) * 2003-02-05 2004-08-26 Fuji Photo Optical Co Ltd レンズ装置
JP5164721B2 (ja) * 2007-08-22 2013-03-21 キヤノン株式会社 撮像装置およびズーム制御方法
JP6858593B2 (ja) * 2017-03-02 2021-04-14 ソニー・オリンパスメディカルソリューションズ株式会社 医療用観察装置、および制御方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2611639C3 (de) * 1976-03-19 1982-12-09 Jos. Schneider, Optische Werke, AG, 6550 Bad Kreuznach Steuereinrichtung für Objektive mit veränderbarer Brennweite
JPS56104704U (fr) * 1980-01-15 1981-08-15
US4560267A (en) * 1982-03-26 1985-12-24 Minolta Camera Kabushiki Kaisha Camera system operable by carrying data from a camera accessory to a camera body
US4673275A (en) * 1982-03-26 1987-06-16 Minolta Camera Kabushiki Kaisha Camera system operable by carrying data from a camera accessory to a camera body
DE3227404A1 (de) * 1982-07-22 1984-01-26 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Verfahren und einrichtungen zum uebertragen von informationen
JPS5944029A (ja) * 1982-09-06 1984-03-12 Olympus Optical Co Ltd 自動焦点調節装置
US4596449A (en) * 1982-12-14 1986-06-24 West Electric Company Ltd. Zoom lens apparatus
US4777164A (en) * 1983-04-28 1988-10-11 The Dow Chemical Company Method and composition for enhancing the insecticidal activity of certain organophosphorus compounds
US4737812A (en) * 1985-08-05 1988-04-12 Nippon Kogaku K.K. Automatic focusing camera
JPS6254236A (ja) * 1985-09-02 1987-03-09 Minolta Camera Co Ltd 絞り値情報切換可能なレンズ鏡胴
JPS62153841A (ja) * 1985-12-27 1987-07-08 Sigma:Kk 交換レンズの情報出力装置
US4896181A (en) * 1986-03-31 1990-01-23 Nikon Corporation Camera system
WO1987007036A1 (fr) * 1986-05-12 1987-11-19 Asahi Kogaku Kogyo Kabushiki Kaisha Systeme d'entrainement d'objectifs zoom pour appareil photographique a obturateur dispose dans l'objectif
JPH0734092B2 (ja) * 1986-07-23 1995-04-12 キヤノン株式会社 電気コネクターを有するカメラ本体及び付属装置
JP2543681B2 (ja) * 1986-10-01 1996-10-16 旭光学工業株式会社 撮影レンズ
US4816859A (en) * 1988-03-28 1989-03-28 Chinon Kabushiki Kaisha Zoom lens focusing apparatus
EP0359240B1 (fr) * 1988-09-13 1995-07-19 Asahi Kogaku Kogyo Kabushiki Kaisha Système à camèra réflex à objectif unique
JP2790249B2 (ja) * 1988-11-17 1998-08-27 オリンパス光学工業株式会社 カメラシステム

Also Published As

Publication number Publication date
US5223877A (en) 1993-06-29
GB2241075A (en) 1991-08-21
DE4104722A1 (de) 1991-08-22
JPH03237440A (ja) 1991-10-23
GB9103224D0 (en) 1991-04-03
FR2658326A1 (fr) 1991-08-16

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20101029