Display system for camera

Details Display system for camera Display system for camera

1977-04-05

1979-09-25

Adams, Russell E.

354 39, 354 53, 354 61, G03B 1700

Patent

active

041688988

ABSTRACT:
There is disclosed herein an electronic system and display system for a camera. The electronic system receives various inputs pertaining to film speed, brightness, selected shutter speed and a relative aperture value, and provides outputs for control of shutter speed and aperture as well as display of these parameters. An electrical signal representing a relative aperture value is provided for the display system, and a mechanical input is provided to the display system representing a fixed aperture value, such as minimum aperture value or A.sub.o. The electrical and mechanical inputs are combined to provide a display of an absolute aperture value, such as computed aperture value A.sub.c. Details of the camera electronic system also are disclosed.

REFERENCES:
patent: 3232193 (1966-02-01), Stimson
patent: 3448673 (1969-06-01), Singer et al.
patent: 3611893 (1971-10-01), Starp
patent: 4037235 (1977-07-01), Veda

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