DE68921513D1 - Automatisches Schafeinstellgerät einer Kamera. - Google Patents

Automatisches Schafeinstellgerät einer Kamera.

Info

Publication number
DE68921513D1
DE68921513D1 DE68921513T DE68921513T DE68921513D1 DE 68921513 D1 DE68921513 D1 DE 68921513D1 DE 68921513 T DE68921513 T DE 68921513T DE 68921513 T DE68921513 T DE 68921513T DE 68921513 D1 DE68921513 D1 DE 68921513D1
Authority
DE
Germany
Prior art keywords
camera
setting device
automatic sheep
sheep
automatic
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
DE68921513T
Other languages
English (en)
Other versions
DE68921513T2 (de
Inventor
Masataka C O Minolta Ca Hamada
Tokuji C O Minolta Came Ishida
Hiroshi C O Minolta Ca Ootsuka
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.)
Minolta Co Ltd
Original Assignee
Minolta 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 Minolta Co Ltd filed Critical Minolta Co Ltd
Application granted granted Critical
Publication of DE68921513D1 publication Critical patent/DE68921513D1/de
Publication of DE68921513T2 publication Critical patent/DE68921513T2/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
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
DE68921513T 1988-05-13 1989-05-12 Automatisches Schafeinstellgerät einer Kamera. Expired - Lifetime DE68921513T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63117439A JP2770316B2 (ja) 1988-05-13 1988-05-13 自動焦点検出装置

Publications (2)

Publication Number Publication Date
DE68921513D1 true DE68921513D1 (de) 1995-04-13
DE68921513T2 DE68921513T2 (de) 1995-08-17

Family

ID=14711677

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68921513T Expired - Lifetime DE68921513T2 (de) 1988-05-13 1989-05-12 Automatisches Schafeinstellgerät einer Kamera.

Country Status (4)

Country Link
US (3) US4988856A (de)
EP (1) EP0349736B1 (de)
JP (1) JP2770316B2 (de)
DE (1) DE68921513T2 (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2770316B2 (ja) * 1988-05-13 1998-07-02 ミノルタ株式会社 自動焦点検出装置
JP2832006B2 (ja) * 1988-05-16 1998-12-02 キヤノン株式会社 自動焦点調節装置
DE69025264T2 (de) * 1989-11-10 1996-10-31 Canon Kk Vorrichtung zum Bestimmen des Fokussierungszustandes und Kamera versehen mit einer solchen Vorrichtung
JP2911521B2 (ja) * 1990-02-15 1999-06-23 キヤノン株式会社 センサ装置
JPH04226409A (ja) * 1990-06-05 1992-08-17 Ricoh Co Ltd 焦点状態検出装置
US5239332A (en) * 1990-07-24 1993-08-24 Nikon Corporation Automatic focusing device of camera for moving object photography
JP3118610B2 (ja) * 1990-09-18 2000-12-18 株式会社リコー 焦点状態検出装置
US5291235A (en) * 1990-11-29 1994-03-01 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing device
GB2250829B (en) * 1990-11-29 1994-08-17 Asahi Optical Co Ltd Automatic focusing device
USRE36546E (en) * 1990-11-29 2000-02-01 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing device
US5255045A (en) * 1991-02-25 1993-10-19 Olympus Optical Co., Ltd. Camera system having distance measuring apparatus
JP3012025B2 (ja) * 1991-04-16 2000-02-21 コニカ株式会社 自動焦点カメラ
GB2286497B (en) * 1991-05-15 1995-11-01 Asahi Optical Co Ltd Automatic focusing apparatus
DE4216073C2 (de) * 1991-05-15 1995-01-26 Asahi Optical Co Ltd Vorrichtung zum automatischen Scharfeinstellen eines optischen Systems
DE4424131B4 (de) * 1993-07-08 2004-08-26 Pentax Corp. Einrichtung zum Erfassen der Scharfeinstellung eines Objektivs
JP3635687B2 (ja) * 1994-09-07 2005-04-06 株式会社ニコン 自動合焦装置
JP3891224B2 (ja) * 1995-12-07 2007-03-14 株式会社ニコン 自動合焦装置
JP3939828B2 (ja) * 1996-09-26 2007-07-04 ペンタックス株式会社 多点自動焦点検出装置
JP4160664B2 (ja) 1998-08-04 2008-10-01 株式会社リコー オートフォーカス装置、カメラ、および合焦位置決定方法
US6618076B1 (en) 1999-12-23 2003-09-09 Justsystem Corporation Method and apparatus for calibrating projector-camera system
JP2002122778A (ja) * 2000-10-19 2002-04-26 Fuji Electric Co Ltd 自動焦点調節装置および電子的撮像装置
JP2007034023A (ja) * 2005-07-28 2007-02-08 Olympus Imaging Corp カメラの焦点調節装置
JP4770560B2 (ja) * 2006-04-11 2011-09-14 株式会社ニコン 撮像装置、カメラおよび画像処理方法
JP2009109839A (ja) 2007-10-31 2009-05-21 Nikon Corp 画像追尾装置、撮像装置
JP5432503B2 (ja) * 2008-11-19 2014-03-05 キヤノン株式会社 画像表示手段を有する撮像装置
JP5419532B2 (ja) * 2009-04-30 2014-02-19 キヤノン株式会社 自動焦点調整装置
JP5483953B2 (ja) * 2009-08-18 2014-05-07 キヤノン株式会社 焦点調節装置、焦点調節方法及びプログラム
JP5772933B2 (ja) * 2013-11-29 2015-09-02 株式会社ニコン 撮像装置
US9638984B2 (en) * 2015-03-10 2017-05-02 Qualcomm Incorporated Search range extension for depth assisted autofocus
JP2017129788A (ja) * 2016-01-21 2017-07-27 キヤノン株式会社 焦点検出装置及び方法、及び撮像装置
US10481577B2 (en) * 2017-02-23 2019-11-19 GM Global Technology Operations LLC System and method for object distance detection and positioning
US10917555B2 (en) * 2017-03-30 2021-02-09 Sony Corporation Imaging apparatus, focus control method, and focus determination method
WO2023144126A1 (en) 2022-01-27 2023-08-03 Ineos Europe Ag Catalyst composition

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5745525A (en) * 1980-08-30 1982-03-15 Nippon Kogaku Kk <Nikon> Automatic focusing single lens reflex camera
JPS5863904A (ja) * 1981-10-13 1983-04-16 Nippon Kogaku Kk <Nikon> オ−トフオ−カス制御装置
DE3246823A1 (de) * 1981-12-18 1983-06-30 Canon K.K., Tokyo Automatische scharfeinstelleinrichtung
JPS59112A (ja) * 1982-06-25 1984-01-05 Canon Inc 自動合焦装置
JPS5926708A (ja) * 1982-08-05 1984-02-13 Canon Inc ズ−ムレンズの合焦方法
JPS5950672A (ja) * 1982-09-16 1984-03-23 Matsushita Electric Ind Co Ltd ビデオカメラの焦点調節装置
JPS5961807A (ja) * 1982-09-30 1984-04-09 Canon Inc 自動焦点制御装置
US4575212A (en) * 1982-12-28 1986-03-11 Minolta Camera Kabushiki Kaisha Camera with an improved focus detecting system
JPS6053907A (ja) * 1983-09-02 1985-03-28 Canon Inc 可変焦点距離レンズ装置
JPH068927B2 (ja) * 1983-11-18 1994-02-02 ミノルタカメラ株式会社 焦点検出装置
US5031049A (en) * 1984-05-25 1991-07-09 Canon Kabushiki Kaisha Automatic object image follow-up device
JPS6138917A (ja) * 1984-07-24 1986-02-25 Canon Inc ズ−ムカメラ
JPS60156029A (ja) * 1984-11-22 1985-08-16 Minolta Camera Co Ltd カメラの自動焦点調整方法
JPS61245121A (ja) * 1985-04-23 1986-10-31 Victor Co Of Japan Ltd ズ−ムレンズ装置
JPS6247162A (ja) * 1985-08-27 1987-02-28 Matsushita Electric Works Ltd 絶縁ゲ−ト型電界効果トランジスタの作製方法
JPH0664225B2 (ja) * 1985-08-27 1994-08-22 ミノルタカメラ株式会社 焦点調節装置
US4860045A (en) * 1985-11-27 1989-08-22 Minolta Camera Kabushiki Kaisha Automatic focusing device
US4831403A (en) * 1985-12-27 1989-05-16 Minolta Camera Kabushiki Kaisha Automatic focus detection system
JPH087320B2 (ja) * 1986-03-10 1996-01-29 キヤノン株式会社 自動合焦装置
US4762986A (en) * 1986-03-10 1988-08-09 Canon Kabushiki Kaisha Automatic focussing system including in-focus position prediction means
JP2511409B2 (ja) * 1986-03-31 1996-06-26 ミノルタ株式会社 自動焦点調節装置
JPS63246712A (ja) * 1986-05-16 1988-10-13 Minolta Camera Co Ltd 焦点検出装置
JPS6310137A (ja) * 1986-07-02 1988-01-16 Fuji Photo Film Co Ltd カメラの被写体距離測定装置
JPH0772763B2 (ja) * 1986-09-30 1995-08-02 キヤノン株式会社 自動焦点調節方法
JP2535845B2 (ja) * 1986-10-08 1996-09-18 キヤノン株式会社 自動合焦装置
US4904854A (en) * 1987-01-12 1990-02-27 Minolta Camera Kabushiki Kaisha Automatic focus detecting device having deviation compensation
JP2605282B2 (ja) * 1987-05-21 1997-04-30 ミノルタ株式会社 自動焦点調節装置
JP2770316B2 (ja) * 1988-05-13 1998-07-02 ミノルタ株式会社 自動焦点検出装置

Also Published As

Publication number Publication date
US5517274A (en) 1996-05-14
US5734938A (en) 1998-03-31
EP0349736A2 (de) 1990-01-10
JPH01287512A (ja) 1989-11-20
DE68921513T2 (de) 1995-08-17
EP0349736A3 (en) 1990-04-11
JP2770316B2 (ja) 1998-07-02
EP0349736B1 (de) 1995-03-08
US4988856A (en) 1991-01-29

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