FR2178529A5 - - Google Patents

Info

Publication number
FR2178529A5
FR2178529A5 FR7241675A FR7241675A FR2178529A5 FR 2178529 A5 FR2178529 A5 FR 2178529A5 FR 7241675 A FR7241675 A FR 7241675A FR 7241675 A FR7241675 A FR 7241675A FR 2178529 A5 FR2178529 A5 FR 2178529A5
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
FR7241675A
Other languages
French (fr)
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Priority claimed from JP9479671A external-priority patent/JPS5533050B2/ja
Priority claimed from JP9477571A external-priority patent/JPS533650B2/ja
Priority claimed from JP9479571A external-priority patent/JPS4859836A/ja
Priority claimed from JP9479471A external-priority patent/JPS4859835A/ja
Priority claimed from JP47041841A external-priority patent/JPS528114B2/ja
Priority claimed from JP47041838A external-priority patent/JPS494524A/ja
Priority claimed from JP47041840A external-priority patent/JPS494526A/ja
Priority claimed from JP47041843A external-priority patent/JPS494957A/ja
Priority claimed from JP4184472A external-priority patent/JPS5312809B2/ja
Priority claimed from JP47041839A external-priority patent/JPS494525A/ja
Priority to FR7241675A priority Critical patent/FR2178529A5/fr
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2178529A5 publication Critical patent/FR2178529A5/fr
Application granted granted Critical
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR7241675A 1971-11-24 1972-11-23 Expired FR2178529A5 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7241675A FR2178529A5 (de) 1971-11-24 1972-11-23

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
JP9479671A JPS5533050B2 (de) 1971-11-24 1971-11-24
JP9479471A JPS4859835A (de) 1971-11-24 1971-11-24
JP9479571A JPS4859836A (de) 1971-11-24 1971-11-24
JP9477571A JPS533650B2 (de) 1971-11-24 1971-11-24
JP47041838A JPS494524A (de) 1972-04-25 1972-04-25
JP47041841A JPS528114B2 (de) 1972-04-25 1972-04-25
JP47041840A JPS494526A (de) 1972-04-25 1972-04-25
JP47041843A JPS494957A (de) 1972-04-25 1972-04-25
JP4184472A JPS5312809B2 (de) 1972-04-25 1972-04-25
JP47041839A JPS494525A (de) 1972-04-25 1972-04-25
FR7241675A FR2178529A5 (de) 1971-11-24 1972-11-23

Publications (1)

Publication Number Publication Date
FR2178529A5 true FR2178529A5 (de) 1973-11-09

Family

ID=27581609

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7241675A Expired FR2178529A5 (de) 1971-11-24 1972-11-23

Country Status (1)

Country Link
FR (1) FR2178529A5 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2584504A1 (fr) * 1985-07-04 1987-01-09 Thomson Cgr Procede de determination automatique de l'exposition d'un film radiographique, et dispositif exposeur automatique pour installation de radiodiagnostic mettant en oeuvre ledit procede

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2584504A1 (fr) * 1985-07-04 1987-01-09 Thomson Cgr Procede de determination automatique de l'exposition d'un film radiographique, et dispositif exposeur automatique pour installation de radiodiagnostic mettant en oeuvre ledit procede
EP0208607A1 (de) * 1985-07-04 1987-01-14 General Electric Cgr S.A. Verfahren für die automatische Bestimmung der Belichtung eines Röntgenfilmes, sowie automatische Belichtungsvorrichtung in einem Röntgengerät gemäss diesem Verfahren

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Legal Events

Date Code Title Description
ST Notification of lapse