Display unit for luminous data of a single lens reflex camera

Details Display unit for luminous data of a single lens reflex camera Display unit for luminous data of a single lens reflex camera

1974-01-25

1977-07-12

Adams, Russell E.

354 23D, 354 50, 354 51, 354 56, 354 60L, G03B 1720

Patent

active

040358151

ABSTRACT:
A display object illumination or unit for displaying luminous data is provided, wherein the data is retained in a memory circuit upon completion of the photometry operation in a single lens reflex camera, which is adapted to determine the exposure factors automatically to permit taking pictures at a proper exposure by measuring the brightness of an object being photographed.

REFERENCES:
patent: 3798662 (1974-03-01), Suzuki
patent: 3843249 (1974-10-01), Kitaura
patent: 3895875 (1975-07-01), Kitaura et al.
patent: 3909137 (1975-09-01), Kisanuki
patent: 3955892 (1976-05-01), Numata et al.
patent: 3971048 (1976-07-01), Ito et al.

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