JP7057120B2 - シャッタ装置および撮像装置 - Google Patents

シャッタ装置および撮像装置 Download PDF

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Publication number
JP7057120B2
JP7057120B2 JP2017244697A JP2017244697A JP7057120B2 JP 7057120 B2 JP7057120 B2 JP 7057120B2 JP 2017244697 A JP2017244697 A JP 2017244697A JP 2017244697 A JP2017244697 A JP 2017244697A JP 7057120 B2 JP7057120 B2 JP 7057120B2
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JP
Japan
Prior art keywords
blade
cam
drive
opening
blade group
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.)
Active
Application number
JP2017244697A
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English (en)
Japanese (ja)
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JP2019113594A5 (enExample
JP2019113594A (ja
Inventor
連太郎 今井
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
Priority to JP2017244697A priority Critical patent/JP7057120B2/ja
Priority to US16/207,537 priority patent/US10708513B2/en
Publication of JP2019113594A publication Critical patent/JP2019113594A/ja
Publication of JP2019113594A5 publication Critical patent/JP2019113594A5/ja
Application granted granted Critical
Publication of JP7057120B2 publication Critical patent/JP7057120B2/ja
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    • 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
    • G03B9/36—Sliding rigid plate
    • G03B9/40—Double plate
    • G03B9/42—Double plate with adjustable slot; with mechanism controlling relative movement of plates to form slot
    • 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
    • G03B19/00—Cameras
    • G03B19/02—Still-picture cameras
    • G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror
    • 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
    • G03B9/18—More than two members
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Shutters For Cameras (AREA)
JP2017244697A 2017-12-21 2017-12-21 シャッタ装置および撮像装置 Active JP7057120B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2017244697A JP7057120B2 (ja) 2017-12-21 2017-12-21 シャッタ装置および撮像装置
US16/207,537 US10708513B2 (en) 2017-12-21 2018-12-03 Shutter apparatus and imaging apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017244697A JP7057120B2 (ja) 2017-12-21 2017-12-21 シャッタ装置および撮像装置

Publications (3)

Publication Number Publication Date
JP2019113594A JP2019113594A (ja) 2019-07-11
JP2019113594A5 JP2019113594A5 (enExample) 2021-02-04
JP7057120B2 true JP7057120B2 (ja) 2022-04-19

Family

ID=66951641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017244697A Active JP7057120B2 (ja) 2017-12-21 2017-12-21 シャッタ装置および撮像装置

Country Status (2)

Country Link
US (1) US10708513B2 (enExample)
JP (1) JP7057120B2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7219066B2 (ja) * 2018-11-30 2023-02-07 日本電産コパル株式会社 撮像装置及び電子機器
CN114967283A (zh) * 2021-06-29 2022-08-30 佳能株式会社 快门装置和摄像设备

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006084826A (ja) 2004-09-16 2006-03-30 Nidec Copal Corp デジタルスチルカメラ用フォーカルプレンシャッタ
JP2013083858A (ja) 2011-10-12 2013-05-09 Nikon Corp シャッタ装置および撮像装置
JP2014228709A (ja) 2013-05-22 2014-12-08 キヤノン株式会社 シャッタ装置、撮像装置およびカメラシステム
JP2015072407A (ja) 2013-10-04 2015-04-16 キヤノン株式会社 撮像装置
JP2015148780A (ja) 2014-02-10 2015-08-20 株式会社ニコン フォーカルプレンシャッタユニットおよび撮像装置
JP2016011979A (ja) 2014-06-27 2016-01-21 日本電産コパル株式会社 フォーカルプレンシャッタ及びカメラ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4306910B2 (ja) * 2000-02-01 2009-08-05 日本電産コパル株式会社 デジタルカメラ用フォーカルプレンシャッタ
WO2010029689A1 (ja) * 2008-09-10 2010-03-18 パナソニック株式会社 カメラ本体および撮像装置
US8834043B2 (en) * 2012-06-26 2014-09-16 Canon Kabushiki Kaisha Shutter apparatus and image-pickup apparatus having the same
US8876416B2 (en) * 2013-03-15 2014-11-04 Canon Kabushiki Kaisha Shutter apparatus and image pickup apparatus
JP6080628B2 (ja) 2013-03-15 2017-02-15 キヤノン株式会社 シャッタ装置および撮像装置
WO2016147256A1 (ja) * 2015-03-13 2016-09-22 キヤノン株式会社 シャッタ装置およびシャッタ装置を備えた撮像装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006084826A (ja) 2004-09-16 2006-03-30 Nidec Copal Corp デジタルスチルカメラ用フォーカルプレンシャッタ
JP2013083858A (ja) 2011-10-12 2013-05-09 Nikon Corp シャッタ装置および撮像装置
JP2014228709A (ja) 2013-05-22 2014-12-08 キヤノン株式会社 シャッタ装置、撮像装置およびカメラシステム
JP2015072407A (ja) 2013-10-04 2015-04-16 キヤノン株式会社 撮像装置
JP2015148780A (ja) 2014-02-10 2015-08-20 株式会社ニコン フォーカルプレンシャッタユニットおよび撮像装置
JP2016011979A (ja) 2014-06-27 2016-01-21 日本電産コパル株式会社 フォーカルプレンシャッタ及びカメラ

Also Published As

Publication number Publication date
US20190199903A1 (en) 2019-06-27
JP2019113594A (ja) 2019-07-11
US10708513B2 (en) 2020-07-07

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