Automatic exposure control apparatus which prevents simultaneous

Details Automatic exposure control apparatus which prevents simultaneous Automatic exposure control apparatus which prevents simultaneous

1975-12-05

1977-08-30

Hix, L. T.

354 47, 354228, G03B 708, G03B 900

Patent

active

040458075

ABSTRACT:
An automatic exposure control apparatus for a single lens reflex camera equipped with a shutter speed preselection exposure range and a diaphragm aperture preselection exposure range. When the apparatus is set for operation in the shutter speed preselection exposure range, the shutter speed preselecting dial is incapable of being set to its automatic adjustment position. When set for operation in the diaphragm aperture preselection exposure range, the diaphragm aperture preselecting dial is incapable of being set to its automatic adjustment positon.

REFERENCES:
patent: 3103149 (1963-09-01), Ohara
patent: 3122083 (1964-02-01), Gebele et al.
patent: 3517594 (1970-06-01), Kitai

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