JPS6122286B2 - - Google Patents

Info

Publication number
JPS6122286B2
JPS6122286B2 JP52064220A JP6422077A JPS6122286B2 JP S6122286 B2 JPS6122286 B2 JP S6122286B2 JP 52064220 A JP52064220 A JP 52064220A JP 6422077 A JP6422077 A JP 6422077A JP S6122286 B2 JPS6122286 B2 JP S6122286B2
Authority
JP
Japan
Prior art keywords
lever
aperture
elastic member
swing
swing lever
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.)
Expired
Application number
JP52064220A
Other languages
English (en)
Japanese (ja)
Other versions
JPS53149327A (en
Inventor
Haruo Ishii
Akihiro Arai
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP6422077A priority Critical patent/JPS53149327A/ja
Priority to GB23451/78A priority patent/GB1604580A/en
Priority to DE2823628A priority patent/DE2823628C2/de
Priority to US05/911,576 priority patent/US4195925A/en
Publication of JPS53149327A publication Critical patent/JPS53149327A/ja
Publication of JPS6122286B2 publication Critical patent/JPS6122286B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G03B9/02—Diaphragms
    • G03B9/07—Diaphragms with means for presetting the diaphragm

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Cameras In General (AREA)
  • Exposure Control For Cameras (AREA)
  • Diaphragms For Cameras (AREA)
JP6422077A 1977-06-01 1977-06-01 Iris operating device in lenssexchangeable type camera Granted JPS53149327A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP6422077A JPS53149327A (en) 1977-06-01 1977-06-01 Iris operating device in lenssexchangeable type camera
GB23451/78A GB1604580A (en) 1977-06-01 1978-05-26 Camera including a diaphragm operating mechanism
DE2823628A DE2823628C2 (de) 1977-06-01 1978-05-30 Blendenbetätigungseinrichtung
US05/911,576 US4195925A (en) 1977-06-01 1978-06-01 Diaphragm-operating device for use in an interchangeable-lens type camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6422077A JPS53149327A (en) 1977-06-01 1977-06-01 Iris operating device in lenssexchangeable type camera

Publications (2)

Publication Number Publication Date
JPS53149327A JPS53149327A (en) 1978-12-26
JPS6122286B2 true JPS6122286B2 (US20110009641A1-20110113-C00185.png) 1986-05-31

Family

ID=13251790

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6422077A Granted JPS53149327A (en) 1977-06-01 1977-06-01 Iris operating device in lenssexchangeable type camera

Country Status (4)

Country Link
US (1) US4195925A (US20110009641A1-20110113-C00185.png)
JP (1) JPS53149327A (US20110009641A1-20110113-C00185.png)
DE (1) DE2823628C2 (US20110009641A1-20110113-C00185.png)
GB (1) GB1604580A (US20110009641A1-20110113-C00185.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3236958A1 (de) * 1982-10-06 1984-04-12 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Fotografisches objektiv mit springblende
DE4230459A1 (de) * 1991-09-12 1993-03-18 Asahi Optical Co Ltd Mechanische steuerung fuer eine einaeugige spiegelreflexkamera
JP2580813Y2 (ja) * 1991-10-09 1998-09-17 旭光学工業株式会社 一眼レフレックスカメラ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3537375A (en) * 1967-11-03 1970-11-03 Agfa Gevaert Ag Photographic camera
US3680458A (en) * 1970-01-26 1972-08-01 Asahi Optical Co Ltd Spring-actuated mechanism particularly for single-lens reflex cameras
US3854811A (en) * 1972-11-30 1974-12-17 Ricoh Kk Delay mechanism for a single lens reflex camera mirror drive
US3831181A (en) * 1973-10-19 1974-08-20 Ricoh Kk Device for controlling diaphragm in lens of single-lens reflex camera
JPS5855372Y2 (ja) * 1974-04-04 1983-12-19 大沢精密工業株式会社 ピンチロ−ラ−アツセツソウチ

Also Published As

Publication number Publication date
JPS53149327A (en) 1978-12-26
DE2823628A1 (de) 1978-12-07
DE2823628C2 (de) 1985-01-10
US4195925A (en) 1980-04-01
GB1604580A (en) 1981-12-09

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