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.)
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Optique et Precision de Levallois SA
Original Assignee
Optique et Precision de Levallois SA
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 Optique et Precision de Levallois SAfiledCriticalOptique et Precision de Levallois SA
Priority to FR998986ApriorityCriticalpatent/FR1426338A/fr
Application grantedgrantedCritical
Publication of FR1426338ApublicationCriticalpatent/FR1426338A/fr
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
G03B1/00—Film strip handling
G03B1/60—Measuring or indicating length of the used or unused film; Counting number of exposures
G03B1/66—Counting number of exposures
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR998986A1964-12-171964-12-17Procédé et dispositif de réglage du posemètre d'un appareil photographique à posemètre incorporé
ExpiredFR1426338A
(fr)
Perfectionnements à un dispositif pour régler automatiquement le pose-mètre incorporé d'un appareil photographique en fonction de la sensibilité du film