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Voigtlander AG
Original Assignee
Voigtlander AG
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Filing date
Publication date
Application filed by Voigtlander AGfiledCriticalVoigtlander AG
Application grantedgrantedCritical
Publication of FR1170862ApublicationCriticalpatent/FR1170862A/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
G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
G03B7/003—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly setting of both shutter and diaphragm
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR1170862D1957-01-141957-01-14Appareil photographique à dispositif régulateur du facteur d'exposition
ExpiredFR1170862A
(fr)