JP2005172883A5 - - Google Patents

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Publication number
JP2005172883A5
JP2005172883A5 JP2003408507A JP2003408507A JP2005172883A5 JP 2005172883 A5 JP2005172883 A5 JP 2005172883A5 JP 2003408507 A JP2003408507 A JP 2003408507A JP 2003408507 A JP2003408507 A JP 2003408507A JP 2005172883 A5 JP2005172883 A5 JP 2005172883A5
Authority
JP
Japan
Prior art keywords
opening
light
adjusting device
amount adjusting
optical
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.)
Granted
Application number
JP2003408507A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005172883A (ja
JP4250516B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2003408507A priority Critical patent/JP4250516B2/ja
Priority claimed from JP2003408507A external-priority patent/JP4250516B2/ja
Priority to US10/991,531 priority patent/US20050123290A1/en
Publication of JP2005172883A publication Critical patent/JP2005172883A/ja
Publication of JP2005172883A5 publication Critical patent/JP2005172883A5/ja
Application granted granted Critical
Publication of JP4250516B2 publication Critical patent/JP4250516B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2003408507A 2003-12-08 2003-12-08 光量調節装置、光学装置および撮影装置 Expired - Fee Related JP4250516B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2003408507A JP4250516B2 (ja) 2003-12-08 2003-12-08 光量調節装置、光学装置および撮影装置
US10/991,531 US20050123290A1 (en) 2003-12-08 2004-11-19 Light quantity regulator, optical apparatus and photographing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003408507A JP4250516B2 (ja) 2003-12-08 2003-12-08 光量調節装置、光学装置および撮影装置

Publications (3)

Publication Number Publication Date
JP2005172883A JP2005172883A (ja) 2005-06-30
JP2005172883A5 true JP2005172883A5 (enExample) 2007-02-01
JP4250516B2 JP4250516B2 (ja) 2009-04-08

Family

ID=34631781

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003408507A Expired - Fee Related JP4250516B2 (ja) 2003-12-08 2003-12-08 光量調節装置、光学装置および撮影装置

Country Status (2)

Country Link
US (1) US20050123290A1 (enExample)
JP (1) JP4250516B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4273008B2 (ja) * 2004-01-28 2009-06-03 キヤノン株式会社 光量調節装置および光学機器
JP3983235B2 (ja) * 2004-08-20 2007-09-26 ニスカ株式会社 光量調整装置
JP4769478B2 (ja) * 2005-04-22 2011-09-07 キヤノン株式会社 光学機器
TWM346838U (en) * 2008-06-11 2008-12-11 Union Plus Technology Co Ltd Camera Shutter
CN106597775A (zh) * 2017-02-27 2017-04-26 中山联合光电科技股份有限公司 一种类圆形光圈结构
CN108896191A (zh) * 2018-08-03 2018-11-27 烟台艾睿光电科技有限公司 一种用于红外热成像仪的光阑及红外热成像仪

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4884091A (en) * 1987-10-08 1989-11-28 Nippon Seimitsu Kogyo Kabushiki Kaisha Exposure control device in a camera
CA2058396C (en) * 1990-12-25 1995-05-30 Osamu Sato Light-quantity control device
US5907733A (en) * 1997-11-21 1999-05-25 Nisca Corporation Exposing aperture device for a camera
JP4200408B2 (ja) * 1999-10-21 2008-12-24 ソニー株式会社 撮像装置

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