FR2262320B1 - - Google Patents

Info

Publication number
FR2262320B1
FR2262320B1 FR7505491A FR7505491A FR2262320B1 FR 2262320 B1 FR2262320 B1 FR 2262320B1 FR 7505491 A FR7505491 A FR 7505491A FR 7505491 A FR7505491 A FR 7505491A FR 2262320 B1 FR2262320 B1 FR 2262320B1
Authority
FR
France
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
FR7505491A
Other languages
French (fr)
Other versions
FR2262320A1 (it
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.)
Seiko Koki KK
Original Assignee
Seiko Koki KK
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 Seiko Koki KK filed Critical Seiko Koki KK
Publication of FR2262320A1 publication Critical patent/FR2262320A1/fr
Application granted granted Critical
Publication of FR2262320B1 publication Critical patent/FR2262320B1/fr
Expired 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/091—Digital circuits
    • G03B7/093—Digital circuits for control of exposure time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Shutter-Related Mechanisms (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
FR7505491A 1974-02-22 1975-02-21 Expired FR2262320B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49021266A JPS50115819A (it) 1974-02-22 1974-02-22

Publications (2)

Publication Number Publication Date
FR2262320A1 FR2262320A1 (it) 1975-09-19
FR2262320B1 true FR2262320B1 (it) 1978-12-29

Family

ID=12050290

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7505491A Expired FR2262320B1 (it) 1974-02-22 1975-02-21

Country Status (4)

Country Link
JP (1) JPS50115819A (it)
DE (1) DE2507784A1 (it)
FR (1) FR2262320B1 (it)
GB (1) GB1486668A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60181730U (ja) * 1985-04-04 1985-12-03 キヤノン株式会社 電気シャッタ−カメラ

Also Published As

Publication number Publication date
JPS50115819A (it) 1975-09-10
DE2507784A1 (de) 1975-08-28
GB1486668A (en) 1977-09-21
FR2262320A1 (it) 1975-09-19

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Legal Events

Date Code Title Description
ST Notification of lapse