DE69813387D1 - Objektiv-Steuereinrichtung mit Positionserkennung - Google Patents

Objektiv-Steuereinrichtung mit Positionserkennung

Info

Publication number
DE69813387D1
DE69813387D1 DE69813387T DE69813387T DE69813387D1 DE 69813387 D1 DE69813387 D1 DE 69813387D1 DE 69813387 T DE69813387 T DE 69813387T DE 69813387 T DE69813387 T DE 69813387T DE 69813387 D1 DE69813387 D1 DE 69813387D1
Authority
DE
Germany
Prior art keywords
control device
position detection
lens control
lens
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 - Lifetime
Application number
DE69813387T
Other languages
English (en)
Other versions
DE69813387T2 (de
Inventor
Kenichi Kubo
Akira Hiraoka
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69813387D1 publication Critical patent/DE69813387D1/de
Publication of DE69813387T2 publication Critical patent/DE69813387T2/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
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
    • G02B7/102—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens controlled by a microcomputer

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Automatic Focus Adjustment (AREA)
  • Studio Devices (AREA)
DE69813387T 1997-06-27 1998-06-26 Objektiv-Steuereinrichtung mit Positionserkennung Expired - Lifetime DE69813387T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18737997A JP4072220B2 (ja) 1997-06-27 1997-06-27 フォーカス操作装置

Publications (2)

Publication Number Publication Date
DE69813387D1 true DE69813387D1 (de) 2003-05-22
DE69813387T2 DE69813387T2 (de) 2003-12-11

Family

ID=16204992

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69813387T Expired - Lifetime DE69813387T2 (de) 1997-06-27 1998-06-26 Objektiv-Steuereinrichtung mit Positionserkennung

Country Status (4)

Country Link
US (1) US6822686B1 (de)
EP (1) EP0887677B1 (de)
JP (1) JP4072220B2 (de)
DE (1) DE69813387T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3720766B2 (ja) * 2002-01-25 2005-11-30 キヤノン株式会社 焦点調節装置、撮像装置、焦点調節方法、焦点調節装置の制御プログラム、及び記憶媒体
JP4497827B2 (ja) * 2003-03-27 2010-07-07 キヤノン株式会社 レンズ装置
JP2005215524A (ja) * 2004-01-30 2005-08-11 Canon Inc 撮像方法、撮像装置、プログラム及び記憶媒体
JP4491836B2 (ja) * 2004-03-31 2010-06-30 フジノン株式会社 レンズ制御システム、レンズ制御装置及び操作装置
JP4329649B2 (ja) 2004-08-30 2009-09-09 ソニー株式会社 撮像装置及び光学系の駆動方法
JP4846004B2 (ja) 2009-08-10 2011-12-28 キヤノン株式会社 撮影システムおよびレンズ装置
JP6308620B2 (ja) * 2014-06-27 2018-04-11 株式会社三社電機製作所 溶接機
EP3480640B1 (de) * 2016-06-30 2023-11-01 LG Electronics Inc. Kameramodul und autofokussierverfahren dafür
JP7187219B2 (ja) * 2018-08-31 2022-12-12 キヤノン株式会社 操作装置、光学装置、および撮像装置
CN114200631A (zh) * 2020-09-16 2022-03-18 深圳光峰科技股份有限公司 一种自动对焦方法以及自动对焦装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0654366B2 (ja) * 1985-05-20 1994-07-20 ウエスト電気株式会社 ズ−ミング方法およびズ−ミング装置
JP2681912B2 (ja) * 1986-01-22 1997-11-26 株式会社ニコン 自動合焦装置
US4841370A (en) * 1986-11-17 1989-06-20 Sanyo Electric Co., Ltd. Automatic focusing circuit for automatically matching focus in response to video signal
JP2744239B2 (ja) 1988-01-14 1998-04-28 オリンパス光学工業株式会社 レンズ駆動装置
US5408332A (en) * 1988-03-18 1995-04-18 Hitachi, Ltd. Focusing apparatus for video camera or the like
EP0334003B1 (de) 1988-03-18 1993-08-04 Hitachi, Ltd. Fokussierungssystem für Videokameras und dergleichen
US5633680A (en) * 1990-10-08 1997-05-27 Fuji Photo Optical Co., Ltd. Focus control device having improved sensitivity characteristics
JPH0545566A (ja) * 1991-08-09 1993-02-23 Canon Inc カメラのレンズ駆動制御装置
US5703638A (en) * 1991-09-25 1997-12-30 Canon Kabushiki Kaisha Image pickup apparatus for moving image photographing or for still image photographing
US5278601A (en) 1992-01-07 1994-01-11 Canon Kabushiki Kaisha Optical apparatus
JPH05188262A (ja) * 1992-01-10 1993-07-30 Olympus Optical Co Ltd レンズ駆動装置
JP2729009B2 (ja) * 1992-06-29 1998-03-18 キヤノン株式会社 ビデオカメラ
JPH0662298A (ja) * 1992-08-07 1994-03-04 Canon Inc カメラ
US5648836A (en) * 1993-02-18 1997-07-15 Canon Kabushiki Kaisha Optical apparatus with control device for controlling movable optical member
JPH082369A (ja) * 1994-06-21 1996-01-09 Tokai Rika Co Ltd 機械着火式センサ
JPH0980289A (ja) * 1995-09-14 1997-03-28 Fuji Photo Optical Co Ltd テレビカメラの微調整レンズ駆動装置
JP3450795B2 (ja) * 2000-04-05 2003-09-29 キヤノン株式会社 光学装置、光学装置駆動ユニット、情報書込装置、プリセット情報設定システムおよびカメラシステム

Also Published As

Publication number Publication date
US6822686B1 (en) 2004-11-23
EP0887677A2 (de) 1998-12-30
EP0887677A3 (de) 2000-01-12
JPH1123956A (ja) 1999-01-29
DE69813387T2 (de) 2003-12-11
JP4072220B2 (ja) 2008-04-09
EP0887677B1 (de) 2003-04-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition