DE69114146T2 - Einrichtung zur Fokussierungsdetektierung. - Google Patents

Einrichtung zur Fokussierungsdetektierung.

Info

Publication number
DE69114146T2
DE69114146T2 DE69114146T DE69114146T DE69114146T2 DE 69114146 T2 DE69114146 T2 DE 69114146T2 DE 69114146 T DE69114146 T DE 69114146T DE 69114146 T DE69114146 T DE 69114146T DE 69114146 T2 DE69114146 T2 DE 69114146T2
Authority
DE
Germany
Prior art keywords
detection device
focus detection
focus
detection
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 - Lifetime
Application number
DE69114146T
Other languages
English (en)
Other versions
DE69114146D1 (de
Inventor
Akira Akashi
Masaki Higashihara
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
Application granted granted Critical
Publication of DE69114146D1 publication Critical patent/DE69114146D1/de
Publication of DE69114146T2 publication Critical patent/DE69114146T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
DE69114146T 1990-01-16 1991-01-15 Einrichtung zur Fokussierungsdetektierung. Expired - Lifetime DE69114146T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007770A JP2756330B2 (ja) 1990-01-16 1990-01-16 自動焦点調節装置

Publications (2)

Publication Number Publication Date
DE69114146D1 DE69114146D1 (de) 1995-12-07
DE69114146T2 true DE69114146T2 (de) 1996-04-18

Family

ID=11674915

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69114146T Expired - Lifetime DE69114146T2 (de) 1990-01-16 1991-01-15 Einrichtung zur Fokussierungsdetektierung.

Country Status (4)

Country Link
US (2) US5189465A (de)
EP (1) EP0438116B1 (de)
JP (1) JP2756330B2 (de)
DE (1) DE69114146T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5701524A (en) * 1993-10-29 1997-12-23 Nikon Corporation Focus detection device and focus detection method
JPH07151958A (ja) * 1993-11-30 1995-06-16 Canon Inc 視線検出機能付光学機器
US5563678A (en) * 1994-06-06 1996-10-08 Nikon Corporation Focus detection device and method
US5805939A (en) * 1994-06-07 1998-09-08 Minolta Co., Ltd. Camera arranged with a viewfinder system having an optical axis different from that of a distance measuring device
JPH0876003A (ja) * 1994-09-07 1996-03-22 Nikon Corp 自動焦点調節装置
JPH08271784A (ja) * 1995-03-30 1996-10-18 Canon Inc 視線検出機能付き光学機器
US5913079A (en) * 1995-07-31 1999-06-15 Canon Kabushiki Kaisha Optical apparatus having a line of sight detection device
US6115553A (en) 1996-09-17 2000-09-05 Asahi Kogaku Kogyo Kabushiki Kaisha Multipoint autofocus system
US6473126B1 (en) 1996-12-09 2002-10-29 Canon Kabushiki Kaisha Focusing information detecting device, focus detecting device and camera utilizing the same
EP0854373B1 (de) 1996-12-17 2004-05-12 Canon Kabushiki Kaisha Scharfeinstellungsvorrichtung
US6088539A (en) * 1997-12-24 2000-07-11 Canon Kabushiki Kaisha Optical apparatus with focus adjusting function and focus adjustment control circuit
JP4018218B2 (ja) * 1997-12-25 2007-12-05 キヤノン株式会社 光学装置及び測距点選択方法
JP2002112098A (ja) * 2000-10-03 2002-04-12 Olympus Optical Co Ltd 電子撮影装置
US7803065B2 (en) * 2005-04-21 2010-09-28 Cobra Golf, Inc. Golf club head
JP2009128438A (ja) * 2007-11-20 2009-06-11 Olympus Imaging Corp カメラの焦点検出装置
JP6393296B2 (ja) * 2016-08-30 2018-09-19 キヤノン株式会社 撮像装置及びその制御方法、撮像制御装置、プログラム、並びに記憶媒体

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2055005A (en) * 1978-08-25 1981-02-18 Rose G M Multi Planar Image Editor
JPS58158624A (ja) * 1982-03-17 1983-09-20 Canon Inc 自動焦点カメラ
JPS59129809A (ja) * 1983-01-18 1984-07-26 Asahi Optical Co Ltd カメラの自動焦点装置
JPS6115112A (ja) * 1984-07-02 1986-01-23 Canon Inc 焦点検出装置
JP2525351B2 (ja) * 1985-08-08 1996-08-21 キヤノン株式会社 カメラ
GB2183419B (en) * 1985-10-22 1990-08-29 Canon Kk Focusing state detection apparatus for objective lens
US4768054A (en) * 1986-02-14 1988-08-30 Minolta Camera Kabushiki Kaisha Focus condition detecting device
US4768051A (en) * 1986-04-07 1988-08-30 Ricoh Company, Ltd. Electric driving device
US4801962A (en) * 1987-01-12 1989-01-31 Canon Kabushiki Kaisha Camera incorporating automatic focusing apparatus
JP2535988B2 (ja) * 1987-12-11 1996-09-18 株式会社ニコン ３次元マルチパタ―ン測光装置
JP2713978B2 (ja) * 1988-05-13 1998-02-16 キヤノン株式会社 カメラのための自動焦点調節装置
US5140359A (en) * 1988-05-16 1992-08-18 Canon Kabushiki Kaisha Multi-point distance measuring apparatus
US4963915A (en) * 1988-05-16 1990-10-16 Minolta Camera Kabushiki Kaisha Brightness measuring apparatus for providing adequate object brightness and a flashlight emission apparatus providing adequate exposure, irrespective of photographing conditions
GB2222337B (en) * 1988-08-25 1992-12-16 Asahi Optical Co Ltd Automatic focusing camera
GB2223140B (en) * 1988-08-31 1993-03-03 Canon Kk Automatic focusing apparatus for camera
GB2223139B (en) * 1988-08-31 1993-03-03 Canon Kk Automatic focusing apparatus
US5227828A (en) * 1988-10-18 1993-07-13 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing device for camera lens
JPH02189533A (ja) * 1989-01-19 1990-07-25 Canon Inc 自動焦点調節装置
JPH02254432A (ja) * 1989-03-29 1990-10-15 Canon Inc オートフオーカスカメラ

Also Published As

Publication number Publication date
JPH03211538A (ja) 1991-09-17
JP2756330B2 (ja) 1998-05-25
EP0438116A2 (de) 1991-07-24
DE69114146D1 (de) 1995-12-07
US5189465A (en) 1993-02-23
US5311241A (en) 1994-05-10
EP0438116B1 (de) 1995-11-02
EP0438116A3 (en) 1992-03-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition