DE69017373T2 - Fokussierungsdetektionsgerät. - Google Patents

Fokussierungsdetektionsgerät.

Info

Publication number
DE69017373T2
DE69017373T2 DE69017373T DE69017373T DE69017373T2 DE 69017373 T2 DE69017373 T2 DE 69017373T2 DE 69017373 T DE69017373 T DE 69017373T DE 69017373 T DE69017373 T DE 69017373T DE 69017373 T2 DE69017373 T2 DE 69017373T2
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 - Fee Related
Application number
DE69017373T
Other languages
English (en)
Other versions
DE69017373D1 (de
Inventor
Keiji Moriyama
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.)
Nikon Corp
Original Assignee
Nikon Corp
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 Nikon Corp filed Critical Nikon Corp
Publication of DE69017373D1 publication Critical patent/DE69017373D1/de
Application granted granted Critical
Publication of DE69017373T2 publication Critical patent/DE69017373T2/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)
  • Measurement Of Optical Distance (AREA)
DE69017373T 1989-12-01 1990-11-30 Fokussierungsdetektionsgerät. Expired - Fee Related DE69017373T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1312675A JP2893768B2 (ja) 1989-12-01 1989-12-01 焦点検出装置

Publications (2)

Publication Number Publication Date
DE69017373D1 DE69017373D1 (de) 1995-04-06
DE69017373T2 true DE69017373T2 (de) 1995-10-26

Family

ID=18032070

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69017373T Expired - Fee Related DE69017373T2 (de) 1989-12-01 1990-11-30 Fokussierungsdetektionsgerät.

Country Status (4)

Country Link
US (1) US5160834A (de)
EP (1) EP0430698B1 (de)
JP (1) JP2893768B2 (de)
DE (1) DE69017373T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2663657B2 (ja) * 1989-12-12 1997-10-15 キヤノン株式会社 焦点検出装置
US5434639A (en) * 1991-03-06 1995-07-18 Nikon Corporation Focus detection apparatus
JP3061067B2 (ja) * 1991-04-23 2000-07-10 株式会社ニコン 焦点検出装置
FR2676837B1 (fr) * 1991-05-20 1995-02-17 Asahi Optical Co Ltd Appareil de detection de mise au point.
US5206498A (en) * 1991-06-07 1993-04-27 Asahi Kogaku Kogyo Kabushiki Kaisha Focus detecting apparatus having variable power condenser lens
JP3213984B2 (ja) * 1991-09-10 2001-10-02 株式会社ニコン 焦点検出装置
US5311004A (en) * 1991-10-17 1994-05-10 Nikon Corporation Focus detecting apparatus with gaze detection and focus area changing
JPH07234355A (ja) * 1994-02-21 1995-09-05 Nikon Corp 焦点検出装置
JP4984491B2 (ja) * 2005-10-31 2012-07-25 株式会社ニコン 焦点検出装置および光学システム
JP4973478B2 (ja) * 2007-12-11 2012-07-11 ソニー株式会社 撮像素子および撮像装置
WO2010131436A1 (ja) * 2009-05-15 2010-11-18 株式会社ニコン 測距装置および撮像装置
US9794468B2 (en) * 2014-12-02 2017-10-17 Canon Kabushiki Kaisha Image sensor, image capturing apparatus, focus detection apparatus, image processing apparatus, and control method of image capturing apparatus using pupil division in different directions
US11314150B2 (en) * 2020-01-08 2022-04-26 Qualcomm Incorporated Phase detection autofocus (PDAF) optical system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0731300B2 (ja) * 1985-09-21 1995-04-10 キヤノン株式会社 焦点検出装置
GB2183419B (en) * 1985-10-22 1990-08-29 Canon Kk Focusing state detection apparatus for objective lens
JPH0774855B2 (ja) * 1985-10-22 1995-08-09 キヤノン株式会社 焦点調節状態検出装置
JPH0820589B2 (ja) * 1986-07-02 1996-03-04 ミノルタ株式会社 焦点検出装置
JPH07107576B2 (ja) * 1986-10-01 1995-11-15 キヤノン株式会社 焦点検出装置
JPS63118112A (ja) * 1986-11-05 1988-05-23 Canon Inc 焦点検出装置
DE3803305C3 (de) * 1987-02-04 1998-12-10 Asahi Optical Co Ltd Vorrichtung zum Erfassen der Scharfeinstellung eines Kameraobjektivs
US4857720A (en) * 1987-06-24 1989-08-15 Minolta Camera Kabushiki Kaisha Focus detecting system using multiple portions of the image to be focussed
JP2569445B2 (ja) * 1988-03-31 1997-01-08 株式会社ニコン 焦点検出装置用再結像レンズ
US4992819A (en) * 1989-10-31 1991-02-12 Canon Kabushiki Kaisha Focus detecting device having a plurality of detecting areas and camera provided with the same

Also Published As

Publication number Publication date
EP0430698A2 (de) 1991-06-05
US5160834A (en) 1992-11-03
DE69017373D1 (de) 1995-04-06
JP2893768B2 (ja) 1999-05-24
JPH03172811A (ja) 1991-07-26
EP0430698A3 (en) 1992-02-26
EP0430698B1 (de) 1995-03-01

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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