JP2008197177A5 - - Google Patents

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Publication number
JP2008197177A5
JP2008197177A5 JP2007029757A JP2007029757A JP2008197177A5 JP 2008197177 A5 JP2008197177 A5 JP 2008197177A5 JP 2007029757 A JP2007029757 A JP 2007029757A JP 2007029757 A JP2007029757 A JP 2007029757A JP 2008197177 A5 JP2008197177 A5 JP 2008197177A5
Authority
JP
Japan
Prior art keywords
blade
light
outer peripheral
light amount
amount adjusting
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
JP2007029757A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008197177A (ja
JP4902384B2 (ja
Filing date
Publication date
Priority claimed from JP2007029757A external-priority patent/JP4902384B2/ja
Priority to JP2007029757A priority Critical patent/JP4902384B2/ja
Application filed filed Critical
Priority to CN200810006413A priority patent/CN100593129C/zh
Priority to US12/025,215 priority patent/US7907321B2/en
Priority to KR1020080012113A priority patent/KR100914182B1/ko
Publication of JP2008197177A publication Critical patent/JP2008197177A/ja
Publication of JP2008197177A5 publication Critical patent/JP2008197177A5/ja
Priority to US13/024,237 priority patent/US8184354B2/en
Publication of JP4902384B2 publication Critical patent/JP4902384B2/ja
Application granted granted Critical
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2007029757A 2007-02-08 2007-02-08 光量調節装置及び光学機器及び光量調節装置の製造方法。 Expired - Fee Related JP4902384B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2007029757A JP4902384B2 (ja) 2007-02-08 2007-02-08 光量調節装置及び光学機器及び光量調節装置の製造方法。
CN200810006413A CN100593129C (zh) 2007-02-08 2008-02-03 光量调节装置、光学设备及光量调节装置的制造方法
US12/025,215 US7907321B2 (en) 2007-02-08 2008-02-04 Light-amount adjusting apparatus, optical apparatus, and method for manufacturing the light-amount adjusting apparatus
KR1020080012113A KR100914182B1 (ko) 2007-02-08 2008-02-11 광량 조절장치, 광학기기 및 광량 조절장치의 제조방법
US13/024,237 US8184354B2 (en) 2007-02-08 2011-02-09 Light-amount adjusting apparatus, optical apparatus, and method for manufacturing the light-amount adjusting apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007029757A JP4902384B2 (ja) 2007-02-08 2007-02-08 光量調節装置及び光学機器及び光量調節装置の製造方法。

Publications (3)

Publication Number Publication Date
JP2008197177A JP2008197177A (ja) 2008-08-28
JP2008197177A5 true JP2008197177A5 (cg-RX-API-DMAC7.html) 2010-03-18
JP4902384B2 JP4902384B2 (ja) 2012-03-21

Family

ID=39756209

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007029757A Expired - Fee Related JP4902384B2 (ja) 2007-02-08 2007-02-08 光量調節装置及び光学機器及び光量調節装置の製造方法。

Country Status (2)

Country Link
JP (1) JP4902384B2 (cg-RX-API-DMAC7.html)
CN (1) CN100593129C (cg-RX-API-DMAC7.html)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5025673B2 (ja) * 2009-03-10 2012-09-12 セイコープレシジョン株式会社 羽根駆動装置及び光学機器
JP5517533B2 (ja) * 2009-09-08 2014-06-11 キヤノン株式会社 遮光羽根部材及び遮光羽根部材の製造方法
JP2011104943A (ja) * 2009-11-20 2011-06-02 Seiko Precision Inc 射出成形金型装置
US8654455B2 (en) * 2011-05-10 2014-02-18 Nisca Corporation Light quantity adjustment apparatus, lens unit and optical apparatus provided with the same
JP6030846B2 (ja) * 2012-04-18 2016-11-24 ニスカ株式会社 絞り羽根の製造方法
WO2014030356A1 (ja) * 2012-08-24 2014-02-27 キヤノン電子株式会社 光量調節装置および光学機器
CN107076317A (zh) * 2014-09-30 2017-08-18 日本电产科宝株式会社 流量控制装置及车辆
CN105652559A (zh) * 2016-04-14 2016-06-08 南京昂驰光电科技有限公司 星光级道路监控变焦镜头用光阑调节机构
WO2018105401A1 (ja) * 2016-12-09 2018-06-14 株式会社ｎｉｔｔｏｈ 絞り装置、レンズ鏡筒及び撮像装置又は投影装置
CN118330967A (zh) * 2019-10-25 2024-07-12 台湾东电化股份有限公司 光学系统
TWI815645B (zh) 2022-08-26 2023-09-11 大立光電股份有限公司 可變光圈模組、成像鏡頭模組與電子裝置
CN120428494B (zh) * 2025-07-09 2025-09-26 宁波舜宇光电信息有限公司 一种可变光圈模块及其摄像模组

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06317826A (ja) * 1993-05-07 1994-11-15 Nikon Corp 絞り羽根とその製造方法
US5907733A (en) * 1997-11-21 1999-05-25 Nisca Corporation Exposing aperture device for a camera
JP2002229095A (ja) * 2001-02-06 2002-08-14 Nidec Copal Corp 絞り羽根
DE10309340B3 (de) * 2003-03-03 2004-07-22 Leica Microsystems Wetzlar Gmbh Irisblenden-Einrichtung
JP2006072151A (ja) * 2004-09-03 2006-03-16 Fujinon Corp 絞り板
JP2006084658A (ja) * 2004-09-15 2006-03-30 Canon Inc 光量調節用遮光羽根部材
JP2007003839A (ja) * 2005-06-23 2007-01-11 Cam Co Ltd 光遮蔽用耐熱シート材及びこのシート材を用いた光量調整装置並びにプロジェクタ装置

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