CN102833483B - 光学设备及其控制方法 - Google Patents

光学设备及其控制方法 Download PDF

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Publication number
CN102833483B
CN102833483B CN201210200097.1A CN201210200097A CN102833483B CN 102833483 B CN102833483 B CN 102833483B CN 201210200097 A CN201210200097 A CN 201210200097A CN 102833483 B CN102833483 B CN 102833483B
Authority
CN
China
Prior art keywords
period
focusing lens
stand
optical device
driver part
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
CN201210200097.1A
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English (en)
Chinese (zh)
Other versions
CN102833483A (zh
Inventor
荻野宏幸
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
Publication of CN102833483A publication Critical patent/CN102833483A/zh
Application granted granted Critical
Publication of CN102833483B publication Critical patent/CN102833483B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • 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
    • H04N23/667—Camera operation mode switching, e.g. between still and video, sport and normal or high- and low-resolution modes
    • 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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Studio Devices (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
CN201210200097.1A 2011-06-14 2012-06-14 光学设备及其控制方法 Expired - Fee Related CN102833483B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-132562 2011-06-14
JP2011132562A JP5812706B2 (ja) 2011-06-14 2011-06-14 光学装置およびその制御方法

Publications (2)

Publication Number Publication Date
CN102833483A CN102833483A (zh) 2012-12-19
CN102833483B true CN102833483B (zh) 2015-09-09

Family

ID=47336432

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210200097.1A Expired - Fee Related CN102833483B (zh) 2011-06-14 2012-06-14 光学设备及其控制方法

Country Status (3)

Country Link
US (1) US8736740B2 (enExample)
JP (1) JP5812706B2 (enExample)
CN (1) CN102833483B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140091959A (ko) * 2013-01-14 2014-07-23 삼성전자주식회사 초점상태 표시장치
JP5874753B2 (ja) * 2014-01-28 2016-03-02 カシオ計算機株式会社 撮像装置、撮像方法及びプログラム
JP6516443B2 (ja) * 2014-11-10 2019-05-22 オリンパス株式会社 カメラシステム
JP6508954B2 (ja) * 2015-01-28 2019-05-08 キヤノン株式会社 撮像装置、レンズユニット、撮像装置の制御方法、及びプログラム
US9961246B2 (en) * 2015-06-18 2018-05-01 Google Llc Non-canting VCM-actuated autofocus
WO2017165576A1 (en) 2016-03-22 2017-09-28 Visa International Service Association Adaptable authentication processing
JP6851172B2 (ja) * 2016-10-19 2021-03-31 キヤノン株式会社 撮像装置およびその制御方法
JP7005252B2 (ja) * 2017-09-27 2022-01-21 キヤノン株式会社 制御装置、撮像装置、制御方法、および、プログラム
JP7187269B2 (ja) * 2018-11-05 2022-12-12 キヤノン株式会社 撮像装置およびその制御方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101241294A (zh) * 2007-02-06 2008-08-13 亚洲光学股份有限公司 摄像控制方法及其装置
CN101785297A (zh) * 2007-09-07 2010-07-21 高通股份有限公司 用于阻尼透镜振动的方法及装置
EP2247096A1 (en) * 2009-04-30 2010-11-03 Canon Kabushiki Kaisha Automatic focusing apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07115580A (ja) 1993-10-15 1995-05-02 Canon Inc オートフォーカス装置
JP3962658B2 (ja) * 2002-08-26 2007-08-22 キヤノン株式会社 カメラ、レンズ装置およびカメラシステム
JP3823921B2 (ja) * 2002-12-27 2006-09-20 コニカミノルタフォトイメージング株式会社 撮像装置
CN102116922B (zh) * 2009-12-31 2014-06-25 意法半导体研发（上海）有限公司 用于驱动改善欠阻尼系统的电路和方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101241294A (zh) * 2007-02-06 2008-08-13 亚洲光学股份有限公司 摄像控制方法及其装置
CN101785297A (zh) * 2007-09-07 2010-07-21 高通股份有限公司 用于阻尼透镜振动的方法及装置
EP2247096A1 (en) * 2009-04-30 2010-11-03 Canon Kabushiki Kaisha Automatic focusing apparatus

Also Published As

Publication number Publication date
JP2013003264A (ja) 2013-01-07
US8736740B2 (en) 2014-05-27
CN102833483A (zh) 2012-12-19
JP5812706B2 (ja) 2015-11-17
US20120320254A1 (en) 2012-12-20

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