JPS6239405B2 - - Google Patents

Info

Publication number
JPS6239405B2
JPS6239405B2 JP1509180A JP1509180A JPS6239405B2 JP S6239405 B2 JPS6239405 B2 JP S6239405B2 JP 1509180 A JP1509180 A JP 1509180A JP 1509180 A JP1509180 A JP 1509180A JP S6239405 B2 JPS6239405 B2 JP S6239405B2
Authority
JP
Japan
Prior art keywords
shutter
sub
diaphragm
opening
exposure
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
JP1509180A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56111844A (en
Inventor
Michiro Hirohata
Nobuo Tezuka
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP1509180A priority Critical patent/JPS56111844A/ja
Priority to DE19813104001 priority patent/DE3104001A1/de
Priority to US06/232,851 priority patent/US4348092A/en
Publication of JPS56111844A publication Critical patent/JPS56111844A/ja
Publication of JPS6239405B2 publication Critical patent/JPS6239405B2/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
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/18—More than two members
    • G03B9/22—More than two members each moving in one direction to open and then in opposite direction to close, e.g. iris type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
  • Exposure Control For Cameras (AREA)
JP1509180A 1980-02-08 1980-02-08 Electromagnetic drive shutter Granted JPS56111844A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1509180A JPS56111844A (en) 1980-02-08 1980-02-08 Electromagnetic drive shutter
DE19813104001 DE3104001A1 (de) 1980-02-08 1981-02-05 Elektromagnetisch angetriebener verschluss
US06/232,851 US4348092A (en) 1980-02-08 1981-02-09 Electromagnetically driven shutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1509180A JPS56111844A (en) 1980-02-08 1980-02-08 Electromagnetic drive shutter

Publications (2)

Publication Number Publication Date
JPS56111844A JPS56111844A (en) 1981-09-03
JPS6239405B2 true JPS6239405B2 (fi) 1987-08-22

Family

ID=11879167

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1509180A Granted JPS56111844A (en) 1980-02-08 1980-02-08 Electromagnetic drive shutter

Country Status (1)

Country Link
JP (1) JPS56111844A (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01149905U (fi) * 1988-04-05 1989-10-17

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5998426U (ja) * 1982-12-23 1984-07-03 コニカ株式会社 電磁駆動装置を持つたカメラ
JPS60140933U (ja) * 1984-02-27 1985-09-18 株式会社精工舎 ステツプモ−タ駆動のセクタ開閉装置
JPS60140935U (ja) * 1984-02-27 1985-09-18 株式会社精工舎 ステツプモ−タ駆動のセクタ開閉装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01149905U (fi) * 1988-04-05 1989-10-17

Also Published As

Publication number Publication date
JPS56111844A (en) 1981-09-03

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