Test system for photographic printers

Details Test system for photographic printers Test system for photographic printers

1977-03-11

1979-11-27

Hix, L. T.

Photocopying

Projection printing and copying cameras

Multicolor picture

355 71, G03B 2778

Patent

active

041758528

ABSTRACT:
A photographic printer includes a RUN/TEST switch which, when in the TEST position, permits a test exposure cycle to be performed without exposing print paper. This allows the operator to test the functioning of the color and density controls and the print lamp prior to the printing operation without wasting print paper.

REFERENCES:
patent: 3120782 (1964-02-01), Goddard et al.
patent: 3689149 (1972-09-01), Livingood

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