JPH02119223U - - Google Patents

Info

Publication number
JPH02119223U
JPH02119223U JP2402189U JP2402189U JPH02119223U JP H02119223 U JPH02119223 U JP H02119223U JP 2402189 U JP2402189 U JP 2402189U JP 2402189 U JP2402189 U JP 2402189U JP H02119223 U JPH02119223 U JP H02119223U
Authority
JP
Japan
Prior art keywords
blade
camera
aperture mechanism
aperture
blades
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.)
Pending
Application number
JP2402189U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP2402189U priority Critical patent/JPH02119223U/ja
Publication of JPH02119223U publication Critical patent/JPH02119223U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Diaphragms For Cameras (AREA)
JP2402189U 1989-03-02 1989-03-02 Pending JPH02119223U (US07709020-20100504-C00041.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2402189U JPH02119223U (US07709020-20100504-C00041.png) 1989-03-02 1989-03-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2402189U JPH02119223U (US07709020-20100504-C00041.png) 1989-03-02 1989-03-02

Publications (1)

Publication Number Publication Date
JPH02119223U true JPH02119223U (US07709020-20100504-C00041.png) 1990-09-26

Family

ID=31243511

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2402189U Pending JPH02119223U (US07709020-20100504-C00041.png) 1989-03-02 1989-03-02

Country Status (1)

Country Link
JP (1) JPH02119223U (US07709020-20100504-C00041.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0555133U (ja) * 1991-12-28 1993-07-23 ニスカ株式会社 カメラの絞り装置
JP2002296637A (ja) * 2001-03-29 2002-10-09 Nidec Copal Corp カメラ用絞り機構
JP2006165256A (ja) * 2004-12-07 2006-06-22 Nikon Corp 絞り装置、光学系及び露光装置並びにデバイスの製造方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0555133U (ja) * 1991-12-28 1993-07-23 ニスカ株式会社 カメラの絞り装置
JP2002296637A (ja) * 2001-03-29 2002-10-09 Nidec Copal Corp カメラ用絞り機構
JP2006165256A (ja) * 2004-12-07 2006-06-22 Nikon Corp 絞り装置、光学系及び露光装置並びにデバイスの製造方法
JP4581662B2 (ja) * 2004-12-07 2010-11-17 株式会社ニコン 投影光学系及び露光装置並びにデバイスの製造方法

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