Patent
1977-07-12
1979-01-23
Adams, Russell E.
354 53, 354 60L, G03B 1720
Patent
active
041357957
ABSTRACT:
Very precise indications of the Apex indication values in a camera are displayed through the viewfinder. The nominal value is displayed numerically and further indications are provided to display fractional parts of one step of a nominal Apex indication value.
REFERENCES:
patent: 3909137 (1975-09-01), Kisanuki
Kawasaki Masahiro
Nomura Katsuhiko
Shono Tetsuji
Uno Naoyuki
Urano Fumio
Adams Russell E.
Asahi Kogaku Kogyo Kabushiki Kaisha
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