DE602004006182D1 - Gerät zur Steuerung eines Zoomobjektivs mit manueller und automatischer Fokussierung - Google Patents

Gerät zur Steuerung eines Zoomobjektivs mit manueller und automatischer Fokussierung

Info

Publication number
DE602004006182D1
DE602004006182D1 DE602004006182T DE602004006182T DE602004006182D1 DE 602004006182 D1 DE602004006182 D1 DE 602004006182D1 DE 602004006182 T DE602004006182 T DE 602004006182T DE 602004006182 T DE602004006182 T DE 602004006182T DE 602004006182 D1 DE602004006182 D1 DE 602004006182D1
Authority
DE
Germany
Prior art keywords
manual
controlling
zoom lens
automatic focusing
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
DE602004006182T
Other languages
English (en)
Other versions
DE602004006182T2 (de
Inventor
Tsuyoshi Wakazono
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
Priority claimed from JP2003088479A external-priority patent/JP4298347B2/ja
Priority claimed from JP2003088043A external-priority patent/JP2004294853A/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE602004006182D1 publication Critical patent/DE602004006182D1/de
Application granted granted Critical
Publication of DE602004006182T2 publication Critical patent/DE602004006182T2/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/673—Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Lens Barrels (AREA)
DE602004006182T 2003-03-27 2004-03-24 Gerät zur Steuerung eines Zoomobjektivs mit manueller und automatischer Fokussierung Expired - Lifetime DE602004006182T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2003088479A JP4298347B2 (ja) 2003-03-27 2003-03-27 自動、手動フォーカス切り換え機能を有する撮像装置
JP2003088479 2003-03-27
JP2003088043 2003-03-27
JP2003088043A JP2004294853A (ja) 2003-03-27 2003-03-27 自動、手動フォーカス切り換え機能を有する撮像装置

Publications (2)

Publication Number Publication Date
DE602004006182D1 true DE602004006182D1 (de) 2007-06-14
DE602004006182T2 DE602004006182T2 (de) 2008-01-03

Family

ID=32829054

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004006182T Expired - Lifetime DE602004006182T2 (de) 2003-03-27 2004-03-24 Gerät zur Steuerung eines Zoomobjektivs mit manueller und automatischer Fokussierung

Country Status (3)

Country Link
US (1) US7355646B2 (de)
EP (1) EP1463305B1 (de)
DE (1) DE602004006182T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005141056A (ja) * 2003-11-07 2005-06-02 Canon Inc ズームレンズ
JP4708737B2 (ja) * 2004-06-04 2011-06-22 キヤノン株式会社 レンズ装置
EP2006733B1 (de) * 2007-06-19 2013-05-22 Samsung Electronics Co., Ltd. Autofokusvorrichtung und Verfahren für eine Kamera
KR101420425B1 (ko) * 2007-09-03 2014-07-16 삼성전자주식회사 카메라의 자동 초점 조절 장치 및 방법
US9041852B2 (en) * 2010-12-10 2015-05-26 Olympus Imaging Corp. Imaging apparatus having optical system and lens control unit for focus adjustment
CN110138518A (zh) * 2019-05-20 2019-08-16 北京百度网讯科技有限公司 自动驾驶车辆的通信方法、装置、电子设备及存储介质

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6243286A (ja) 1985-08-21 1987-02-25 Hitachi Ltd Ｔｖ監視装置
JP2561637B2 (ja) 1986-04-21 1996-12-11 キヤノン株式会社 ２つの合焦用レンズ群を有したズ−ムレンズ
JPH0313073A (ja) * 1989-06-09 1991-01-22 Canon Inc 自動焦点調節装置
JPH03215840A (ja) 1990-01-19 1991-09-20 Nippon Philips Kk カメラ装置用の焦点制御装置
JPH0514793A (ja) * 1991-07-05 1993-01-22 Canon Inc カメラ
US5638217A (en) * 1991-08-20 1997-06-10 Canon Kabushiki Kaisha Lens control device
JPH0545554A (ja) 1991-08-21 1993-02-23 Canon Inc レンズ制御装置
JPH05236330A (ja) 1992-02-24 1993-09-10 Canon Inc レンズ制御装置
JP2963006B2 (ja) * 1994-06-01 1999-10-12 三洋電機株式会社 カメラ装置
JPH10206718A (ja) 1997-01-17 1998-08-07 Tochigi Nikon:Kk ズームレンズ
JP4669170B2 (ja) * 2001-08-10 2011-04-13 キヤノン株式会社 ズームレンズ制御装置、ズームレンズ制御方法、及びプログラム
US6853501B2 (en) * 2002-01-04 2005-02-08 Canon Kabushiki Kaisha Focusing method selectable zoom optical system

Also Published As

Publication number Publication date
US20040189858A1 (en) 2004-09-30
DE602004006182T2 (de) 2008-01-03
EP1463305B1 (de) 2007-05-02
US7355646B2 (en) 2008-04-08
EP1463305A1 (de) 2004-09-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition