JP4902384B2 - 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。 - Google Patents

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。 Download PDF

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Publication number
JP4902384B2
JP4902384B2 JP2007029757A JP2007029757A JP4902384B2 JP 4902384 B2 JP4902384 B2 JP 4902384B2 JP 2007029757 A JP2007029757 A JP 2007029757A JP 2007029757 A JP2007029757 A JP 2007029757A JP 4902384 B2 JP4902384 B2 JP 4902384B2
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JP
Japan
Prior art keywords
blade
light amount
amount adjusting
outer peripheral
light
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Expired - Fee Related
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JP2007029757A
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English (en)
Japanese (ja)
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JP2008197177A (ja
JP2008197177A5 (enExample
Inventor
弘司 赤田
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Canon Inc
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2007029757A priority Critical patent/JP4902384B2/ja
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
Application granted granted Critical
Publication of JP4902384B2 publication Critical patent/JP4902384B2/ja
Expired - Fee Related legal-status Critical Current
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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 JP2008197177A5 (enExample) 2010-03-18
JP4902384B2 true JP4902384B2 (ja) 2012-03-21

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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)

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JP (1) JP4902384B2 (enExample)
CN (1) CN100593129C (enExample)

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
CN108873564B (zh) * 2012-08-24 2019-08-23 佳能电子株式会社 光量调节装置以及光学器件
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
CN110036338B (zh) * 2016-12-09 2021-03-30 株式会社日东 光圈装置、透镜镜筒及摄影装置或投影装置
CN213750475U (zh) * 2019-10-25 2021-07-20 台湾东电化股份有限公司 光学元件驱动机构
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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Publication number Publication date
JP2008197177A (ja) 2008-08-28
CN100593129C (zh) 2010-03-03
CN101241295A (zh) 2008-08-13

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