CN102819165B - 用于摄像设备的光量调整装置 - Google Patents

用于摄像设备的光量调整装置 Download PDF

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Publication number
CN102819165B
CN102819165B CN201210187775.5A CN201210187775A CN102819165B CN 102819165 B CN102819165 B CN 102819165B CN 201210187775 A CN201210187775 A CN 201210187775A CN 102819165 B CN102819165 B CN 102819165B
Authority
CN
China
Prior art keywords
light amount
amount adjusting
actuator
shutter
adjusting member
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
CN201210187775.5A
Other languages
English (en)
Chinese (zh)
Other versions
CN102819165A (zh
Inventor
上田晓彦
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 CN102819165A publication Critical patent/CN102819165A/zh
Application granted granted Critical
Publication of CN102819165B publication Critical patent/CN102819165B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/18—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with light-reducing "factor" of filter or other obturator used with or on the lens of the camera
    • 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
    • G03B11/00—Filters or other obturators specially adapted for photographic purposes
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/14—Two separate members moving in opposite directions

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
  • Blocking Light For Cameras (AREA)
  • Diaphragms For Cameras (AREA)
CN201210187775.5A 2011-06-10 2012-06-08 用于摄像设备的光量调整装置 Expired - Fee Related CN102819165B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-130116 2011-06-10
JP2011130116A JP5858655B2 (ja) 2011-06-10 2011-06-10 光量調整装置

Publications (2)

Publication Number Publication Date
CN102819165A CN102819165A (zh) 2012-12-12
CN102819165B true CN102819165B (zh) 2015-02-11

Family

ID=47293296

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210187775.5A Expired - Fee Related CN102819165B (zh) 2011-06-10 2012-06-08 用于摄像设备的光量调整装置

Country Status (3)

Country Link
US (1) US8602663B2 (enExample)
JP (1) JP5858655B2 (enExample)
CN (1) CN102819165B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6494016B2 (ja) * 2014-11-18 2019-04-03 セイコープレシジョン株式会社 絞り装置および光学機器
CN108663871B (zh) 2017-03-31 2021-06-25 上海微电子装备（集团）股份有限公司 一种快门装置
JP2023100417A (ja) * 2022-01-06 2023-07-19 パナソニックＩｐマネジメント株式会社 撮像装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010041074A1 (en) * 2000-05-15 2001-11-15 Nidec Copal Corporation Camera shutter unit
US20020197077A1 (en) * 2001-06-21 2002-12-26 Tohru Eguro Lens shutter for cameras
CN1525229A (zh) * 2003-02-24 2004-09-01 阿尔卑斯电气株式会社 光圈快门兼用的驱动装置
CN1573497A (zh) * 2003-05-26 2005-02-02 阿尔卑斯电气株式会社 兼作光圈的快门驱动装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3208536B2 (ja) * 1992-03-31 2001-09-17 セイコープレシジョン株式会社 モータ制御シャッタ装置
JP2000352735A (ja) * 1999-06-14 2000-12-19 Nikon Corp 絞り装置
JP2001117135A (ja) * 1999-10-14 2001-04-27 Nidec Copal Corp デジタルカメラ用シャッタ
TWI403826B (zh) * 2008-12-12 2013-08-01 Asia Optical Co Inc Aperture Shutter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010041074A1 (en) * 2000-05-15 2001-11-15 Nidec Copal Corporation Camera shutter unit
US20020197077A1 (en) * 2001-06-21 2002-12-26 Tohru Eguro Lens shutter for cameras
CN1525229A (zh) * 2003-02-24 2004-09-01 阿尔卑斯电气株式会社 光圈快门兼用的驱动装置
CN1573497A (zh) * 2003-05-26 2005-02-02 阿尔卑斯电气株式会社 兼作光圈的快门驱动装置

Also Published As

Publication number Publication date
US20120315028A1 (en) 2012-12-13
CN102819165A (zh) 2012-12-12
US8602663B2 (en) 2013-12-10
JP5858655B2 (ja) 2016-02-10
JP2012255991A (ja) 2012-12-27

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150211

Termination date: 20210608

CF01 Termination of patent right due to non-payment of annual fee