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ZEISS CARL SOC
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ZEISS CARL SOC
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Application filed by ZEISS CARL SOCfiledCriticalZEISS CARL SOC
Application grantedgrantedCritical
Publication of FR770089ApublicationCriticalpatent/FR770089A/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
G03B9/00—Exposure-making shutters; Diaphragms
G03B9/08—Shutters
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR770089D1933-03-161934-03-12Objectif photographique muni d'un diaphragme à iris
ExpiredFR770089A
(fr)