Patent
1981-09-15
1983-09-06
Adams, Russell E.
354 59, 354289, G03B 708
Patent
active
044025874
ABSTRACT:
A photometric mode switching apparatus for a camera of the automatic exposure control type includes a first switch which is used to select a particular photometric mode, and a second switch which is interlocked with a storage switch contained in a spotwise photometry circuit. Unless the two switches are operated to establish a spotwise photometric mode, the camera is caused to operate in the average photometric mode.
REFERENCES:
patent: 3973266 (1976-08-01), Kakunodate et al.
patent: 4075640 (1978-02-01), Ueda et al.
patent: 4322142 (1982-03-01), Kawamura et al.
Adams Russell E.
Olympus Optical Company Ltd.
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