DE69217758D1 - Entfernungsmessvorrichtung - Google Patents

Entfernungsmessvorrichtung

Info

Publication number
DE69217758D1
DE69217758D1 DE69217758T DE69217758T DE69217758D1 DE 69217758 D1 DE69217758 D1 DE 69217758D1 DE 69217758 T DE69217758 T DE 69217758T DE 69217758 T DE69217758 T DE 69217758T DE 69217758 D1 DE69217758 D1 DE 69217758D1
Authority
DE
Germany
Prior art keywords
measuring device
distance measuring
distance
measuring
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
DE69217758T
Other languages
English (en)
Other versions
DE69217758T2 (de
Inventor
Hideo Taka
Kazuyuki Maeda
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
Publication of DE69217758D1 publication Critical patent/DE69217758D1/de
Application granted granted Critical
Publication of DE69217758T2 publication Critical patent/DE69217758T2/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
    • G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
    • G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Measurement Of Optical Distance (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
DE69217758T 1991-07-26 1992-07-24 Entfernungsmessvorrichtung Expired - Fee Related DE69217758T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3187643A JPH0534578A (ja) 1991-07-26 1991-07-26 測距装置

Publications (2)

Publication Number Publication Date
DE69217758D1 true DE69217758D1 (de) 1997-04-10
DE69217758T2 DE69217758T2 (de) 1997-08-14

Family

ID=16209709

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69217758T Expired - Fee Related DE69217758T2 (de) 1991-07-26 1992-07-24 Entfernungsmessvorrichtung

Country Status (4)

Country Link
US (1) US5400111A (de)
EP (1) EP0525674B1 (de)
JP (1) JPH0534578A (de)
DE (1) DE69217758T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07318792A (ja) 1994-05-26 1995-12-08 Canon Inc 測距装置
JPH0875341A (ja) * 1994-08-31 1996-03-19 Orion Mach Co Ltd デフロスト機能付空気冷却装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4423936A (en) * 1982-07-26 1984-01-03 Polaroid Corporation Photographic exposure control system and method
DE3416072C2 (de) * 1983-04-28 1993-12-16 Canon Kk Automatische Scharfeinstellungsdetektoreinrichtung
JPS6019116A (ja) * 1983-07-13 1985-01-31 Canon Inc 測距装置
JPS6060511A (ja) * 1983-09-14 1985-04-08 Asahi Optical Co Ltd 測距装置
US4943824A (en) * 1987-11-12 1990-07-24 Minolta Camera Kabushiki Kaisha Device for measuring object distance used for camera
US4908648A (en) * 1987-12-30 1990-03-13 Ricoh Company, Ltd. Distance measuring device for automatic focusing camera
JPH01259313A (ja) * 1988-04-11 1989-10-17 Nikon Corp カメラの測距装置
JP2586931B2 (ja) * 1988-07-07 1997-03-05 株式会社リコー カメラの測距装置
JPH0769516B2 (ja) * 1988-08-10 1995-07-31 株式会社精工舎 自動焦点カメラ
JP2772028B2 (ja) * 1989-04-14 1998-07-02 オリンパス光学工業株式会社 多点測距自動焦点カメラ
US5223885A (en) * 1989-12-28 1993-06-29 Seikosha Co., Ltd. Range meter for camera

Also Published As

Publication number Publication date
EP0525674A3 (en) 1993-12-15
US5400111A (en) 1995-03-21
EP0525674A2 (de) 1993-02-03
EP0525674B1 (de) 1997-03-05
DE69217758T2 (de) 1997-08-14
JPH0534578A (ja) 1993-02-12

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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