DE68920782D1 - Automatisches Scharfeinstellgerät. - Google Patents

Automatisches Scharfeinstellgerät.

Info

Publication number
DE68920782D1
DE68920782D1 DE68920782T DE68920782T DE68920782D1 DE 68920782 D1 DE68920782 D1 DE 68920782D1 DE 68920782 T DE68920782 T DE 68920782T DE 68920782 T DE68920782 T DE 68920782T DE 68920782 D1 DE68920782 D1 DE 68920782D1
Authority
DE
Germany
Prior art keywords
automatic focusing
focusing device
automatic
focusing
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
DE68920782T
Other languages
English (en)
Other versions
DE68920782T2 (de
Inventor
Yosuke Kusaka
Masaru Muramatsu
Ken Utagawa
Shozo Yamano
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
Priority claimed from JP63179112A external-priority patent/JP2591086B2/ja
Priority claimed from JP25060088A external-priority patent/JP2906238B2/ja
Application filed by Nikon Corp filed Critical Nikon Corp
Application granted granted Critical
Publication of DE68920782D1 publication Critical patent/DE68920782D1/de
Publication of DE68920782T2 publication Critical patent/DE68920782T2/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)
DE68920782T 1988-05-13 1989-05-15 Automatisches Scharfeinstellgerät. Expired - Lifetime DE68920782T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP11617188 1988-05-13
JP63179112A JP2591086B2 (ja) 1988-05-13 1988-07-20 焦点検出用表示装置
JP25060088A JP2906238B2 (ja) 1988-10-03 1988-10-03 自動焦点調節装置

Publications (2)

Publication Number Publication Date
DE68920782D1 true DE68920782D1 (de) 1995-03-09
DE68920782T2 DE68920782T2 (de) 1995-08-10

Family

ID=27313104

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68920782T Expired - Lifetime DE68920782T2 (de) 1988-05-13 1989-05-15 Automatisches Scharfeinstellgerät.

Country Status (3)

Country Link
US (7) US5512973A (de)
EP (1) EP0347042B1 (de)
DE (1) DE68920782T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2224126B (en) * 1988-10-18 1993-03-31 Asahi Optical Co Ltd Automatic focusing device
US5227828A (en) * 1988-10-18 1993-07-13 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing device for camera lens
GB2251998B (en) * 1990-11-29 1995-01-25 Asahi Optical Co Ltd Automatic focusing device
USRE36546E (en) * 1990-11-29 2000-02-01 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing device
US5291235A (en) * 1990-11-29 1994-03-01 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing device
GB2286498B (en) * 1991-05-15 1995-11-01 Asahi Optical Co Ltd Automatic focusing apparatus
FR2676552B1 (fr) * 1991-05-15 1996-01-12 Asahi Optical Co Ltd Dispositif de mise au point automatique.
FR2684197B1 (fr) * 1991-05-15 1995-11-03 Asahi Optical Co Ltd Dispositif de mise au point automatique.
JP3136661B2 (ja) * 1991-06-24 2001-02-19 株式会社ニコン 自動焦点調節装置
JPH07199042A (ja) * 1993-12-28 1995-08-04 Canon Inc 視線検出機能付カメラ
JP3600917B2 (ja) * 1994-06-23 2004-12-15 株式会社ニコン 一眼レフカメラ
JP3569973B2 (ja) * 1994-09-07 2004-09-29 株式会社ニコン 焦点調節装置
JP3635687B2 (ja) * 1994-09-07 2005-04-06 株式会社ニコン 自動合焦装置
JPH0875999A (ja) * 1994-09-07 1996-03-22 Nikon Corp 自動焦点調節装置
JPH0876003A (ja) * 1994-09-07 1996-03-22 Nikon Corp 自動焦点調節装置
US6796637B2 (en) * 2002-05-28 2004-09-28 Ngk Insulators, Ltd. Piezoelectric/electrostrictive film type actuator and method for manufacturing the same
JP2005351997A (ja) * 2004-06-09 2005-12-22 Canon Inc レンズ装置
GB2430096B (en) * 2005-09-08 2010-06-16 Hewlett Packard Development Co Image data processing method and apparatus
TWI335756B (en) * 2006-04-11 2011-01-01 Novatek Microelectronics Corp Method and apparatus for controlling an image capturing device
JP4989977B2 (ja) * 2007-01-05 2012-08-01 株式会社エルモ社 焦点調整装置、撮影装置および焦点調整方法
JP2010087598A (ja) * 2008-09-29 2010-04-15 Fujifilm Corp 撮影装置及び撮影制御方法ならびにそのプログラム、画像表示装置及び画像表示方法ならびにそのプログラム、撮影システム及びその制御方法ならびにそのプログラム
JP6378500B2 (ja) * 2014-03-03 2018-08-22 キヤノン株式会社 撮像装置及びその制御方法
JP2018036507A (ja) * 2016-08-31 2018-03-08 キヤノン株式会社 レンズ制御装置、その制御方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5858508A (ja) * 1981-10-02 1983-04-07 Minolta Camera Co Ltd 自動焦点調節装置
JPS58132205A (ja) * 1982-01-30 1983-08-06 Ricoh Co Ltd オ−トフオ−カスシステムにおけるレンズ駆動方式
US4558278A (en) * 1982-12-17 1985-12-10 Picker International, Limited Nuclear magnetic resonance methods and apparatus
JPH0690357B2 (ja) * 1983-08-11 1994-11-14 株式会社ニコン ずれ量検出装置
US4561749A (en) * 1983-02-02 1985-12-31 Nippon Kogaku K.K. Focus detection apparatus
US4537487A (en) * 1983-09-01 1985-08-27 Minolta Camera Kabushiki Kaisha Automatic focus control system with backlash correcting arrangement
JPH0736055B2 (ja) * 1984-04-11 1995-04-19 株式会社ニコン 自動焦点調節装置
US4702584A (en) * 1984-06-16 1987-10-27 Minolta Camera Kabushiki Kaisha Automatic focusing camera
US4860045A (en) * 1985-11-27 1989-08-22 Minolta Camera Kabushiki Kaisha Automatic focusing device
JP2511409B2 (ja) * 1986-03-31 1996-06-26 ミノルタ株式会社 自動焦点調節装置
JPH0782180B2 (ja) * 1987-01-12 1995-09-06 キヤノン株式会社 カメラシステム

Also Published As

Publication number Publication date
DE68920782T2 (de) 1995-08-10
EP0347042B1 (de) 1995-01-25
EP0347042A1 (de) 1989-12-20
US5528331A (en) 1996-06-18
US5510874A (en) 1996-04-23
US5512973A (en) 1996-04-30
US5587761A (en) 1996-12-24
US5517275A (en) 1996-05-14
US5510873A (en) 1996-04-23
US5504551A (en) 1996-04-02

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Legal Events

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8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

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