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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Voigtlander AG
Original Assignee
Voigtlander AG
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Filing date
Publication date
Application filed by Voigtlander AGfiledCriticalVoigtlander AG
Application grantedgrantedCritical
Publication of FR1199191ApublicationCriticalpatent/FR1199191A/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)
FR1199191D1957-07-111958-07-08Appareil photographique doté d'un obturateur central et d'un diaphragme
ExpiredFR1199191A
(fr)