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.)
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 filedfiledCritical
Publication of JPS51141628ApublicationCriticalpatent/JPS51141628A/ja
Publication of JPS5331012B2publicationCriticalpatent/JPS5331012B2/ja
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
G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
G03B7/081—Analogue circuits
G03B7/083—Analogue circuits for control of exposure time
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Exposure Control For Cameras
(AREA)
Shutter-Related Mechanisms
(AREA)
Indication In Cameras, And Counting Of Exposures
(AREA)
JP51056410A1975-05-161976-05-17Camera having electronic control shutter
GrantedJPS51141628A
(en)