DE68924880D1 - Scharfeinstellungsgerät für Kameras und Bildsensor hierfür. - Google Patents

Scharfeinstellungsgerät für Kameras und Bildsensor hierfür.

Info

Publication number
DE68924880D1
DE68924880D1 DE68924880T DE68924880T DE68924880D1 DE 68924880 D1 DE68924880 D1 DE 68924880D1 DE 68924880 T DE68924880 T DE 68924880T DE 68924880 T DE68924880 T DE 68924880T DE 68924880 D1 DE68924880 D1 DE 68924880D1
Authority
DE
Germany
Prior art keywords
cameras
image sensor
focusing device
sensor therefor
therefor
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
DE68924880T
Other languages
English (en)
Other versions
DE68924880T2 (de
Inventor
Osamu C O Asahi Kogaku Shindo
Masahiro C O Asahi Ko 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
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Application granted granted Critical
Publication of DE68924880D1 publication Critical patent/DE68924880D1/de
Publication of DE68924880T2 publication Critical patent/DE68924880T2/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
    • 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
    • G03B2213/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B2213/02—Viewfinders
    • G03B2213/025—Sightline detection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
DE68924880T 1988-07-20 1989-07-20 Scharfeinstellungsgerät für Kameras und Bildsensor hierfür. Expired - Fee Related DE68924880T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP18055288 1988-07-20
JP25282788 1988-10-06

Publications (2)

Publication Number Publication Date
DE68924880D1 true DE68924880D1 (de) 1996-01-04
DE68924880T2 DE68924880T2 (de) 1996-10-24

Family

ID=26500035

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68924880T Expired - Fee Related DE68924880T2 (de) 1988-07-20 1989-07-20 Scharfeinstellungsgerät für Kameras und Bildsensor hierfür.

Country Status (4)

Country Link
US (1) US5870635A (de)
EP (1) EP0351855B1 (de)
JP (1) JP2921867B2 (de)
DE (1) DE68924880T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0465671B1 (de) * 1990-01-30 1996-06-05 Nikon Corporation Vorrichtung zur ermittlung der bildschärfe
US5422701A (en) * 1990-01-30 1995-06-06 Nikon Corporation Focus detection apparatus
EP0479550B1 (de) * 1990-10-01 1998-01-14 Nikon Corporation Fokusdetektor
EP0486302B1 (de) * 1990-11-14 1997-07-23 Nikon Corporation Brennpunktermittlungsvorrichtung
JP3199774B2 (ja) * 1991-06-26 2001-08-20 旭光学工業株式会社 焦点検出装置
JP3230098B2 (ja) * 1992-01-27 2001-11-19 株式会社ニコン 焦点検出装置
US6115553A (en) * 1996-09-17 2000-09-05 Asahi Kogaku Kogyo Kabushiki Kaisha Multipoint autofocus system
JPH11352394A (ja) * 1998-06-09 1999-12-24 Minolta Co Ltd 焦点検出装置
JP2001343580A (ja) 2000-05-31 2001-12-14 Asahi Optical Co Ltd 焦点検出装置
US6871018B2 (en) * 2003-02-18 2005-03-22 Pentax Corporation Focus detection device
JP2005195786A (ja) * 2004-01-06 2005-07-21 Canon Inc 焦点検出装置及びそれを用いた光学機器
JP4182117B2 (ja) 2006-05-10 2008-11-19 キヤノン株式会社 撮像装置及びその制御方法及びプログラム及び記憶媒体
JP2011039499A (ja) * 2009-07-14 2011-02-24 Hoya Corp 自動焦点検出装置
JP5409155B2 (ja) * 2009-07-17 2014-02-05 リコーイメージング株式会社 焦点検出装置
JP5409156B2 (ja) * 2009-07-17 2014-02-05 リコーイメージング株式会社 焦点検出装置
GB201511551D0 (en) 2015-07-01 2015-08-12 St Microelectronics Res & Dev Photonics device
US10785400B2 (en) 2017-10-09 2020-09-22 Stmicroelectronics (Research & Development) Limited Multiple fields of view time of flight sensor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54130825A (en) * 1978-03-31 1979-10-11 Canon Inc Image scanner
JPS55108627A (en) * 1979-02-09 1980-08-21 Asahi Optical Co Ltd Focus detector of camera
US4349254A (en) * 1979-02-13 1982-09-14 Asahi Kogaku Kogyo Kabushiki Kaisha Camera focus detecting device
GB2077448A (en) * 1980-04-18 1981-12-16 Samuelson Film Service Ltd Remote control camera
JPS6074878A (ja) * 1983-09-30 1985-04-27 Canon Inc 光電変換器の蓄積時間補正装置
US4660955A (en) * 1983-11-08 1987-04-28 Minolta Camera Kabushiki Kaisha Focus condition detecting device for use in a camera
US4745427A (en) * 1985-09-13 1988-05-17 Minolta Camera Kabushiki Kaisha Multi-point photometric apparatus
US4684798A (en) * 1985-10-03 1987-08-04 Honeywell Inc. Performance improvement for camera autofocus
JPS6347711A (ja) * 1986-08-18 1988-02-29 Minolta Camera Co Ltd 焦点検出装置
GB2196134B (en) * 1986-09-30 1990-12-19 Canon Kk Camera having auto focus apparatus
KR960005186B1 (ko) * 1986-10-01 1996-04-22 아사히 고가꾸 고교 가부시끼가이샤 상호 교환 가능한 촬영 렌즈와, 그것과 함께 사용할 수 있는 카메라 보디를 갖는 카메라
US5327191A (en) * 1987-06-11 1994-07-05 Asahi Kogaku Kogyo Kabushiki Kaisha Eye direction detecting apparatus
US5017005A (en) * 1988-03-18 1991-05-21 Asahi Kogaku Kogyo Kabushiki Kaisha Focal point detecting optical apparatus
JP2704960B2 (ja) * 1988-05-20 1998-01-26 キヤノン株式会社 カメラ

Also Published As

Publication number Publication date
JPH02210335A (ja) 1990-08-21
DE68924880T2 (de) 1996-10-24
EP0351855A3 (en) 1990-07-18
US5870635A (en) 1999-02-09
EP0351855B1 (de) 1995-11-22
JP2921867B2 (ja) 1999-07-19
EP0351855A2 (de) 1990-01-24

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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