Photographic camera

Details Photographic camera Photographic camera

1979-07-05

1980-11-25

Gellner, Michael L.

354198, G03B 300, G03B 1720

Patent

active

042355478

ABSTRACT:
A photographic camera provided with a distance and brightness indicator wherein necessity of an artificial light source can be detected by brightness of a photographic object in a focusing adjustment and a photographic distance is indicated by illumination.

REFERENCES:
patent: 3947862 (1976-03-01), Watanabe et al.
patent: 4147420 (1979-04-01), Iwata et al.

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