DE69119795D1 - Scharfeinstellungsgerät in einer Kamera - Google Patents

Scharfeinstellungsgerät in einer Kamera

Info

Publication number
DE69119795D1
DE69119795D1 DE69119795T DE69119795T DE69119795D1 DE 69119795 D1 DE69119795 D1 DE 69119795D1 DE 69119795 T DE69119795 T DE 69119795T DE 69119795 T DE69119795 T DE 69119795T DE 69119795 D1 DE69119795 D1 DE 69119795D1
Authority
DE
Germany
Prior art keywords
camera
focusing device
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
DE69119795T
Other languages
English (en)
Other versions
DE69119795T2 (de
Inventor
Keisuke Aoyama
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
Priority claimed from JP870890A external-priority patent/JPH03212605A/ja
Priority claimed from JP2008707A external-priority patent/JPH03212633A/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69119795D1 publication Critical patent/DE69119795D1/de
Publication of DE69119795T2 publication Critical patent/DE69119795T2/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
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane
    • G02B7/346—Systems for automatic generation of focusing signals using different areas in a pupil plane using horizontal and vertical areas in the pupil plane, i.e. wide area autofocusing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
DE69119795T 1990-01-17 1991-01-16 Scharfeinstellungsgerät in einer Kamera Expired - Fee Related DE69119795T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP870890A JPH03212605A (ja) 1990-01-17 1990-01-17 焦点検出装置
JP2008707A JPH03212633A (ja) 1990-01-17 1990-01-17 焦点検出装置を有するカメラ

Publications (2)

Publication Number Publication Date
DE69119795D1 true DE69119795D1 (de) 1996-07-04
DE69119795T2 DE69119795T2 (de) 1997-01-09

Family

ID=26343277

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69119795T Expired - Fee Related DE69119795T2 (de) 1990-01-17 1991-01-16 Scharfeinstellungsgerät in einer Kamera

Country Status (3)

Country Link
US (1) US5307112A (de)
EP (1) EP0438140B1 (de)
DE (1) DE69119795T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3259996B2 (ja) * 1992-12-03 2002-02-25 キヤノン株式会社 カメラ
US5701524A (en) * 1993-10-29 1997-12-23 Nikon Corporation Focus detection device and focus detection method
JPH07301742A (ja) * 1994-05-06 1995-11-14 Nikon Corp カメラ
US6088539A (en) * 1997-12-24 2000-07-11 Canon Kabushiki Kaisha Optical apparatus with focus adjusting function and focus adjustment control circuit
US6812968B1 (en) 1998-12-31 2004-11-02 Lucent Technologies Inc. Camera with configurable focus area
US7544919B2 (en) 2006-11-20 2009-06-09 Red.Com, Inc. Focus assist system and method
US9690168B2 (en) 2006-11-20 2017-06-27 Red.Com, Inc. Focus assist system and method

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5486324A (en) * 1977-12-22 1979-07-09 Canon Inc Display device for camera
GB2077448A (en) * 1980-04-18 1981-12-16 Samuelson Film Service Ltd Remote control camera
JPS57161708A (en) * 1981-03-28 1982-10-05 Olympus Optical Co Ltd Focusing detector having variable visual field of detection
US4575212A (en) * 1982-12-28 1986-03-11 Minolta Camera Kabushiki Kaisha Camera with an improved focus detecting system
JPS59129809A (ja) * 1983-01-18 1984-07-26 Asahi Optical Co Ltd カメラの自動焦点装置
US4827303A (en) * 1983-02-08 1989-05-02 Canon Kabushiki Kaisha Distance measuring device
JPS6030971A (ja) * 1983-07-29 1985-02-16 三菱電機株式会社 冷凍装置のス−パヒ−ト検出器
US4746947A (en) * 1985-02-25 1988-05-24 Minolta Camera Kabushiki Kaisha Exposure calculating device
JPS63246712A (ja) * 1986-05-16 1988-10-13 Minolta Camera Co Ltd 焦点検出装置
US4812912A (en) * 1986-05-26 1989-03-14 Minolta Camera Kabushiki Kaisha Focus detection condition display device for camera
JPH01111232U (de) * 1988-01-19 1989-07-26
US4994843A (en) * 1988-08-25 1991-02-19 Asahi Kogaku Kogyo Kabushiki Kaisha Focus indicating apparatus of automatic focusing camera

Also Published As

Publication number Publication date
DE69119795T2 (de) 1997-01-09
EP0438140A1 (de) 1991-07-24
EP0438140B1 (de) 1996-05-29
US5307112A (en) 1994-04-26

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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