DE68926424T2 - Automatisches Fokussierungssystem für eine Kamera - Google Patents

Automatisches Fokussierungssystem für eine Kamera

Info

Publication number
DE68926424T2
DE68926424T2 DE68926424T DE68926424T DE68926424T2 DE 68926424 T2 DE68926424 T2 DE 68926424T2 DE 68926424 T DE68926424 T DE 68926424T DE 68926424 T DE68926424 T DE 68926424T DE 68926424 T2 DE68926424 T2 DE 68926424T2
Authority
DE
Germany
Prior art keywords
camera
automatic focusing
focusing system
automatic
focusing
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
DE68926424T
Other languages
English (en)
Other versions
DE68926424D1 (de
Inventor
Noboru Suzuki
Shigeo Toji
Masahiro Kawasaki
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
Priority claimed from JP24568388A external-priority patent/JPH0293441A/ja
Priority claimed from JP63245684A external-priority patent/JPH0792539B2/ja
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of DE68926424D1 publication Critical patent/DE68926424D1/de
Application granted granted Critical
Publication of DE68926424T2 publication Critical patent/DE68926424T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/282—Autofocusing of zoom lenses
DE68926424T 1988-09-29 1989-09-29 Automatisches Fokussierungssystem für eine Kamera Expired - Fee Related DE68926424T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP24568388A JPH0293441A (ja) 1988-09-29 1988-09-29 ズームレンズを有するカメラの自動合焦装置
JP63245684A JPH0792539B2 (ja) 1988-09-29 1988-09-29 ズームレンズを有するカメラの自動合焦装置

Publications (2)

Publication Number Publication Date
DE68926424D1 DE68926424D1 (de) 1996-06-13
DE68926424T2 true DE68926424T2 (de) 1997-01-09

Family

ID=26537351

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68926424T Expired - Fee Related DE68926424T2 (de) 1988-09-29 1989-09-29 Automatisches Fokussierungssystem für eine Kamera

Country Status (3)

Country Link
US (1) US5066968A (de)
EP (1) EP0361512B1 (de)
DE (1) DE68926424T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0734405Y2 (ja) * 1988-09-29 1995-08-02 旭光学工業株式会社 カメラのレンズ収納装置
US5233472A (en) * 1988-10-15 1993-08-03 Asahi Kogaku Kogyo Kabushiki Kaisha Method of controlling a zoom lens assembly
GB2261303B (en) * 1989-03-31 1993-09-15 Asahi Optical Co Ltd Zooming adjustment of a zoom lens
US5146071A (en) * 1990-04-24 1992-09-08 Olympus Optical Co., Ltd. Optical lens system-driving control apparatus for microscopically driving a plurality of lens groups
JP2798480B2 (ja) * 1990-05-14 1998-09-17 キヤノン株式会社 レンズ駆動装置
USRE36546E (en) * 1990-11-29 2000-02-01 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing device
US5291235A (en) * 1990-11-29 1994-03-01 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing device
FR2670022A1 (fr) * 1990-11-29 1992-06-05 Asahi Optical Co Ltd Dispositif de mise au point automatique.
DE4216073C2 (de) * 1991-05-15 1995-01-26 Asahi Optical Co Ltd Vorrichtung zum automatischen Scharfeinstellen eines optischen Systems
FR2676832B1 (fr) * 1991-05-21 1997-05-23 Asahi Optical Co Ltd Objectif zoom motorise interchangeable et systeme d'appareil photo.
US5396306A (en) * 1991-05-21 1995-03-07 Asahi Kogaku Kogyo Kabushiki Kaisha Power lens and camera system
US5450156A (en) * 1991-05-21 1995-09-12 Asahi Kogaku Kogyo Kabushiki Kaisha Power zoom lens and camera having same
US5697000A (en) * 1991-05-28 1997-12-09 Minolta Camera Kabushiki Kaisha Camera having a power zoom function
US5678096A (en) * 1992-02-25 1997-10-14 Nikon Corporation Camera with an interchangeable retractable lens barrel
JP3215723B2 (ja) * 1992-09-11 2001-10-09 旭光学工業株式会社 レンズ駆動装置
GB2271646B (en) * 1992-10-19 1996-12-04 Asahi Optical Co Ltd An optical camera and a method of conducting a focusing operation therein
US5790902A (en) * 1993-09-02 1998-08-04 Canon Kabushiki Kaisha Zoom lens
US6002887A (en) * 1995-03-13 1999-12-14 Asahi Kogaku Kogyo Kabushiki Kaisha View finder
JP2005286501A (ja) * 2004-03-29 2005-10-13 Fuji Photo Film Co Ltd カメラシステム
US8629933B2 (en) 2008-10-30 2014-01-14 Panasonic Corporation Camera system

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5647533B2 (de) * 1973-12-14 1981-11-10
JPS53113527A (en) * 1977-03-15 1978-10-04 Minolta Camera Co Ltd Camera for definite multiplication image in the variable multiplicaton lens system
JPS58103273A (ja) * 1981-12-15 1983-06-20 Olympus Optical Co Ltd ズ−ム比率自動可変録画装置
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
US4509842A (en) * 1983-02-01 1985-04-09 Minolta Camera Kabushiki Kaisha Camera system capable of focus detection through an interchangeable objective lens
US4623238A (en) * 1983-02-01 1986-11-18 Minolta Camera Kabushiki Kaisha Camera system capable of automatic focus control
JPH0756525B2 (ja) * 1984-09-12 1995-06-14 ミノルタ株式会社 フォーカスエイド機能を有するカメラシステムとそれに用いる交換レンズ鏡胴
JPS61230111A (ja) * 1985-04-04 1986-10-14 Konishiroku Photo Ind Co Ltd 自動合焦装置
JPS62133430A (ja) * 1985-12-05 1987-06-16 Canon Inc 電動ズ−ム駆動装置
JPS62133431A (ja) * 1985-12-05 1987-06-16 Canon Inc 電動ズ−ム駆動装置
JPS62200340A (ja) * 1986-02-28 1987-09-04 Canon Inc ズ−ムレンズ付スチルカメラ
JPS635331A (ja) * 1986-06-25 1988-01-11 Minolta Camera Co Ltd 撮影レンズの繰込み装置
JPS63189817A (ja) * 1987-02-02 1988-08-05 Minolta Camera Co Ltd 自動焦点調節装置
JP2541965B2 (ja) * 1987-03-09 1996-10-09 オリンパス光学工業株式会社 オ−トズ−ム付カメラ
JP2505192B2 (ja) * 1987-03-10 1996-06-05 オリンパス光学工業株式会社 ズ−ム機構
JP2653058B2 (ja) * 1987-08-12 1997-09-10 ミノルタ株式会社 ズームカメラ
JP2605293B2 (ja) * 1987-08-12 1997-04-30 ミノルタ株式会社 ズームカメラ
JPS6456406A (en) * 1987-08-27 1989-03-03 Canon Kk Camera with zoom function
JP2827206B2 (ja) * 1987-09-02 1998-11-25 ミノルタ株式会社 撮影距離または倍率検出装置に取付けられる撮影レンズ
JP2601839B2 (ja) * 1987-09-21 1997-04-16 富士写真フイルム 株式会社 ズームレンズの自動焦点調節装置
JPH0199011A (ja) * 1987-10-12 1989-04-17 Canon Inc カメラ等のズーム装置
JPH0199012A (ja) * 1987-10-12 1989-04-17 Canon Inc カメラ等のズーム装置
JPH01123206A (ja) * 1987-11-07 1989-05-16 Ricoh Co Ltd マクロ機構を備えたズームレンズ機構
JPH01131509A (ja) * 1988-06-07 1989-05-24 Canon Inc 変倍光学系

Also Published As

Publication number Publication date
US5066968A (en) 1991-11-19
DE68926424D1 (de) 1996-06-13
EP0361512B1 (de) 1996-05-08
EP0361512A2 (de) 1990-04-04
EP0361512A3 (de) 1991-07-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PENTAX CORP., TOKIO/TOKYO, JP

8339 Ceased/non-payment of the annual fee