1984-07-11
1985-12-31
Adams, Russell E.
354446, G03B 708
Patent
active
045617520
ABSTRACT:
A metering device of a camera comprises first metering means for effecting metering while dividing an object into a plurality of areas and producing a first metering output which determines the exposure of the object on the basis of a plurality of photoelectric outputs corresponding to the areas, second metering means for metering the central partial area of the object and producing a second metering output corresponding to the partial area, an operating member operated by the operator to stop down the stop of a photo-taking lens which is in its open condition to a preset aperture value, and change-over means including means responsive to the operating member and selecting the first metering output when the stop of the photo-taking lens is in its open condition and selecting the second metering output when the stop has been stopped down to the preset aperture value.
REFERENCES:
patent: 4429969 (1984-02-01), Saegusa
patent: 4448506 (1984-05-01), Saegusa et al.
Miyamoto Hidenori
Saegusa Takashi
Adams Russell E.
Nippon Kogaku K.K.
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