FR2187132A5 - - Google Patents

Info

Publication number
FR2187132A5
FR2187132A5 FR7319094A FR7319094A FR2187132A5 FR 2187132 A5 FR2187132 A5 FR 2187132A5 FR 7319094 A FR7319094 A FR 7319094A FR 7319094 A FR7319094 A FR 7319094A FR 2187132 A5 FR2187132 A5 FR 2187132A5
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
FR7319094A
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
Application granted granted Critical
Publication of FR2187132A5 publication Critical patent/FR2187132A5/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
    • G03B7/081—Analogue circuits
    • G03B7/083—Analogue circuits for control of exposure time
    • 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
    • G03B9/58—Means for varying duration of "open" period of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
FR7319094A 1972-05-26 1973-05-25 Expired FR2187132A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47052308A JPS4910729A (fr) 1972-05-26 1972-05-26

Publications (1)

Publication Number Publication Date
FR2187132A5 true FR2187132A5 (fr) 1974-01-11

Family

ID=12911143

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7319094A Expired FR2187132A5 (fr) 1972-05-26 1973-05-25

Country Status (5)

Country Link
US (1) US3838436A (fr)
JP (1) JPS4910729A (fr)
DE (1) DE2326568A1 (fr)
FR (1) FR2187132A5 (fr)
GB (1) GB1421382A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5829450Y2 (ja) * 1975-07-29 1983-06-28 富士写真フイルム株式会社 レンズシヤツタ−
JPS584088Y2 (ja) * 1975-12-19 1983-01-24 セイコ−コウキ カブシキガイシヤ カメラヨウシヤツタノチヤ−ジキコウ
DE2603657C2 (de) * 1976-01-30 1983-02-24 Agfa-Gevaert Ag, 5090 Leverkusen Blendenverschluß
JPS5383735A (en) * 1976-12-29 1978-07-24 Minolta Camera Co Ltd Release member operating mechanism for electromagnetic release device
JP2539180Y2 (ja) * 1991-01-23 1997-06-25 旭光学工業株式会社 シャッターの開閉制御装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3513760A (en) * 1964-01-30 1970-05-26 Agfa Ag Camera shutter particularly adapted for use as diaphragm
DE1237891B (de) * 1964-04-24 1967-03-30 Agfa Ag Fotografische Kamera mit einer eine Stromquelle umfassenden Belichtungssteuervorrichtung
DE1928877B1 (de) * 1969-06-06 1970-10-22 Kodak Ag Photographische Kamera mit batteriebetriebener elektronischer Zeitbildungseinrichtung fuer den Verschluss
JPS515576B1 (fr) * 1970-05-01 1976-02-20
US3720152A (en) * 1970-05-13 1973-03-13 Canon Kk Electronic exposure control apparatus for a camera

Also Published As

Publication number Publication date
US3838436A (en) 1974-09-24
DE2326568A1 (de) 1973-12-06
GB1421382A (en) 1976-01-14
JPS4910729A (fr) 1974-01-30

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Legal Events

Date Code Title Description
ST Notification of lapse