IPIQ

PHYSICS

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

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7/00

Control of exposure by setting shutters, diaphragms or filters, separately or conjointly

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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

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G03B7/12

a hand-actuated member moved from one position to another providing the energy to move the setting member, e.g. depression of shutter release button causes a stepped feeler to co-operate with the pointer of the light-sensitive device to set the diaphragm and thereafter release the shutter

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G03B7/14

setting of both shutter and diaphragm aperture being effected so as to give the optimum compromise between depth of field and shortness of exposure

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