FR2782809B1 - Dispositif de detection d'etat de mise au point - Google Patents

Dispositif de detection d'etat de mise au point

Info

Publication number
FR2782809B1
FR2782809B1 FR9906104A FR9906104A FR2782809B1 FR 2782809 B1 FR2782809 B1 FR 2782809B1 FR 9906104 A FR9906104 A FR 9906104A FR 9906104 A FR9906104 A FR 9906104A FR 2782809 B1 FR2782809 B1 FR 2782809B1
Authority
FR
France
Prior art keywords
detection device
developing status
developing
status
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
FR9906104A
Other languages
English (en)
Other versions
FR2782809A1 (fr
Inventor
Osamu Sato
Masahiro Nakata
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
Publication of FR2782809A1 publication Critical patent/FR2782809A1/fr
Application granted granted Critical
Publication of FR2782809B1 publication Critical patent/FR2782809B1/fr
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
FR9906104A 1998-05-15 1999-05-12 Dispositif de detection d'etat de mise au point Expired - Fee Related FR2782809B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13303498 1998-05-15

Publications (2)

Publication Number Publication Date
FR2782809A1 FR2782809A1 (fr) 2000-03-03
FR2782809B1 true FR2782809B1 (fr) 2005-08-26

Family

ID=15095273

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9906104A Expired - Fee Related FR2782809B1 (fr) 1998-05-15 1999-05-12 Dispositif de detection d'etat de mise au point

Country Status (4)

Country Link
US (1) US6657669B1 (fr)
DE (1) DE19922348A1 (fr)
FR (1) FR2782809B1 (fr)
GB (1) GB2339987B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7102672B1 (en) * 2002-02-08 2006-09-05 Electro Optical Sciences Inc Integrated CMOS imaging array dark current monitor
US6922526B2 (en) * 2003-02-18 2005-07-26 Pentax Corporation Focus detection device
US6871018B2 (en) * 2003-02-18 2005-03-22 Pentax Corporation Focus detection device
US6937818B2 (en) * 2003-02-18 2005-08-30 Pentax Corporation Focus detection device
US7049571B2 (en) * 2003-02-18 2006-05-23 Pentax Corporation Focus detection device
JP4624082B2 (ja) * 2004-11-18 2011-02-02 Ｈｏｙａ株式会社 焦点検出装置
JP4874538B2 (ja) * 2004-11-18 2012-02-15 Ｈｏｙａ株式会社 焦点検出装置
US7813586B2 (en) * 2006-08-07 2010-10-12 Mela Sciences, Inc. Reducing noise in digital images
JP2014016382A (ja) * 2012-07-05 2014-01-30 Sony Corp 固体撮像装置、電子機器、および画素読み出し方法
JP6021543B2 (ja) * 2012-09-20 2016-11-09 ソニーセミコンダクタソリューションズ株式会社 撮像素子、撮像装置、情報処理装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6468870A (en) * 1987-09-10 1989-03-14 Seiko Epson Corp Wait circuit
GB2223139B (en) 1988-08-31 1993-03-03 Canon Kk Automatic focusing apparatus
JPH03100535A (ja) * 1989-09-13 1991-04-25 Minolta Camera Co Ltd カメラのピント検出用光電変換装置
JP2911521B2 (ja) * 1990-02-15 1999-06-23 キヤノン株式会社 センサ装置
US5241167A (en) * 1990-11-07 1993-08-31 Canon Kabushiki Kaisha Photosensor device including means for designating a plurality of pixel blocks of any desired size
JP3316550B2 (ja) * 1993-06-11 2002-08-19 株式会社ニコン 自動焦点調節カメラ
JP3477742B2 (ja) * 1993-06-18 2003-12-10 株式会社ニコン イメージセンサー
JPH07287161A (ja) 1994-04-15 1995-10-31 Asahi Optical Co Ltd 多点測距装置
JPH1068870A (ja) * 1996-08-29 1998-03-10 Asahi Optical Co Ltd 多点オートフォーカス装置
US6377305B2 (en) * 1997-10-13 2002-04-23 Canon Kabushiki Kaisha Image sensing apparatus

Also Published As

Publication number Publication date
US6657669B1 (en) 2003-12-02
FR2782809A1 (fr) 2000-03-03
DE19922348A1 (de) 1999-11-18
GB9911440D0 (en) 1999-07-14
GB2339987A (en) 2000-02-09
GB2339987B (en) 2003-05-28

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20080131