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Filing date
Publication date
Application filedfiledCritical
Priority to DD18658775ApriorityCriticalpatent/DD120946A1/xx
Priority to GB2295876Aprioritypatent/GB1524096A/en
Priority to DE19762625553prioritypatent/DE2625553C2/de
Publication of DD120946A1publicationCriticalpatent/DD120946A1/xx
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
G03B17/00—Details of cameras or camera bodies; Accessories therefor
G03B17/18—Signals indicating condition of a camera member or suitability of light
G03B17/20—Signals indicating condition of a camera member or suitability of light visible in viewfinder
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Indication In Cameras, And Counting Of Exposures
(AREA)