JP4692980B2 - 光学装置 - Google Patents

光学装置 Download PDF

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Publication number
JP4692980B2
JP4692980B2 JP2003343923A JP2003343923A JP4692980B2 JP 4692980 B2 JP4692980 B2 JP 4692980B2 JP 2003343923 A JP2003343923 A JP 2003343923A JP 2003343923 A JP2003343923 A JP 2003343923A JP 4692980 B2 JP4692980 B2 JP 4692980B2
Authority
JP
Japan
Prior art keywords
focus
lens
zoom
control unit
signal
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
JP2003343923A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005107422A5 (enExample
JP2005107422A (ja
Inventor
賢史 夏目
一勝 吉川
泰行 富田
勝己 柄沢
隆 亀山
誠司 佐藤
秀和 須藤
裕嗣 寺田
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
Sony Corp
Original Assignee
Canon Inc
Sony 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
Application filed by Canon Inc, Sony Corp filed Critical Canon Inc
Priority to JP2003343923A priority Critical patent/JP4692980B2/ja
Priority to EP04255972A priority patent/EP1521457A1/en
Priority to US10/953,926 priority patent/US7755695B2/en
Publication of JP2005107422A publication Critical patent/JP2005107422A/ja
Publication of JP2005107422A5 publication Critical patent/JP2005107422A5/ja
Application granted granted Critical
Publication of JP4692980B2 publication Critical patent/JP4692980B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
    • H04N23/663—Remote control of cameras or camera parts, e.g. by remote control devices for controlling interchangeable camera parts based on electronic image sensor 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

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Lens Barrels (AREA)
  • Structure And Mechanism Of Cameras (AREA)
  • Studio Devices (AREA)
JP2003343923A 2003-10-02 2003-10-02 光学装置 Expired - Fee Related JP4692980B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2003343923A JP4692980B2 (ja) 2003-10-02 2003-10-02 光学装置
EP04255972A EP1521457A1 (en) 2003-10-02 2004-09-29 Camera system and lens apparatus
US10/953,926 US7755695B2 (en) 2003-10-02 2004-09-29 Camera system and lens apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003343923A JP4692980B2 (ja) 2003-10-02 2003-10-02 光学装置

Publications (3)

Publication Number Publication Date
JP2005107422A JP2005107422A (ja) 2005-04-21
JP2005107422A5 JP2005107422A5 (enExample) 2006-11-16
JP4692980B2 true JP4692980B2 (ja) 2011-06-01

Family

ID=34309127

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003343923A Expired - Fee Related JP4692980B2 (ja) 2003-10-02 2003-10-02 光学装置

Country Status (3)

Country Link
US (1) US7755695B2 (enExample)
EP (1) EP1521457A1 (enExample)
JP (1) JP4692980B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5002289B2 (ja) * 2007-03-12 2012-08-15 キヤノン株式会社 撮影装置
JP5380784B2 (ja) * 2007-04-12 2014-01-08 ソニー株式会社 オートフォーカス装置、撮像装置及びオートフォーカス方法
JP5615017B2 (ja) * 2010-04-05 2014-10-29 キヤノン株式会社 光学機器
US20160269644A1 (en) * 2015-03-13 2016-09-15 Samsung Electro-Mechanics Co., Ltd. Driver for actuator and camera module and method thereof
KR102214094B1 (ko) * 2017-03-21 2021-02-09 한화테크윈 주식회사 줌 트래킹 방법 및 줌 카메라
JP7130412B2 (ja) * 2018-04-04 2022-09-05 キヤノン株式会社 制御装置、光学機器、撮像装置および制御方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2904491B2 (ja) 1988-05-06 1999-06-14 キヤノン株式会社 レンズ位置制御方法及び同装置
US5369461A (en) * 1988-07-29 1994-11-29 Canon Kabushiki Kaisha Automatic focus adjusting device in camera system
JPH03214133A (ja) * 1990-01-18 1991-09-19 Nikon Corp 焦点検出装置
JPH04273230A (ja) * 1991-02-28 1992-09-29 Canon Inc 交換レンズ式カメラシステム
JPH0662305A (ja) 1992-08-12 1994-03-04 Canon Inc 自動合焦装置
JP3602587B2 (ja) * 1994-12-19 2004-12-15 オリンパス株式会社 カメラシステムおよびカメラ本体
JP3397497B2 (ja) 1995-02-08 2003-04-14 キヤノン株式会社 レンズ位置制御装置及びそれを用いた光学機器
US6373524B2 (en) * 1995-06-22 2002-04-16 Canon Kabushiki Kaisha Interchangeable lens video camera system
JPH0923367A (ja) * 1995-07-07 1997-01-21 Canon Inc レンズユニット交換可能な撮像装置
US6683652B1 (en) * 1995-08-29 2004-01-27 Canon Kabushiki Kaisha Interchangeable lens video camera system having improved focusing
JP3557574B2 (ja) * 1995-09-29 2004-08-25 富士写真光機株式会社 カメラのフォーカス操作装置
JPH0996756A (ja) * 1995-09-29 1997-04-08 Canon Inc レンズ装置及び撮像装置
JPH1010405A (ja) * 1996-06-19 1998-01-16 Canon Inc レンズ装置及び撮像装置
JP3610167B2 (ja) * 1996-07-30 2005-01-12 キヤノン株式会社 レンズ制御方法及び装置
US6650367B1 (en) * 1997-12-11 2003-11-18 Canon Kabushiki Kaisha Lens device, imaging apparatus, imaging system, lens control system and computer readable storage medium
JP2000089087A (ja) * 1998-09-14 2000-03-31 Yamano Kogaku:Kk 制御システム及びカメラシステム
JP3607509B2 (ja) * 1998-10-08 2005-01-05 株式会社リコー オートフォーカス装置
JP3376323B2 (ja) * 1999-07-30 2003-02-10 キヤノン株式会社 光学装置およびカメラシステム
JP4305598B2 (ja) * 2000-06-05 2009-07-29 富士フイルム株式会社 カメラの絞り制御方法及び装置、並びにカメラ
JP4408001B2 (ja) * 2000-12-21 2010-02-03 キヤノン株式会社 撮像装置および撮像システム
JP2003140247A (ja) * 2001-11-06 2003-05-14 Kyocera Corp フォーカスモード切換方式
JP4563061B2 (ja) * 2004-03-29 2010-10-13 オリンパス株式会社 望遠レンズ及び望遠レンズ装置
JP2006050019A (ja) * 2004-07-30 2006-02-16 Canon Inc 撮影システムの制御装置、

Also Published As

Publication number Publication date
US20050094023A1 (en) 2005-05-05
US7755695B2 (en) 2010-07-13
EP1521457A1 (en) 2005-04-06
JP2005107422A (ja) 2005-04-21

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