Photocopying – Projection printing and copying cameras – Multicolor picture
Patent
1980-01-28
1983-02-01
Rubinson, G. Z.
Photocopying
Projection printing and copying cameras
Multicolor picture
G03B 2773
Patent
active
043712592
ABSTRACT:
A digital color printer system measures and provides a digital display for the primary color values of incident light from a colorhead for the system. The color mixture of light from the colorhead can be programmed in accordance with selected color values for the accurate reproduction of a print from a negative. The color printer system includes a microprocessor for carrying out various program functions for calculating, utilizing, and storing color value and exposure data, and a combined accessory unit including a keyboard, a input/output device, and a color analyzer probe interfaced with the microprocessor.
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patent: 3672768 (1972-06-01), Schaub et al.
patent: 3724946 (1973-04-01), Knapp et al.
patent: 3947110 (1976-03-01), Yamada
patent: 4068943 (1978-01-01), Gyori
patent: 4174173 (1979-11-01), Pone, Jr.
patent: 4175853 (1979-11-01), Harvey
patent: 4294537 (1981-10-01), Laska et al.
Brady W. J.
Charles Beseler Company
Rubinson G. Z.
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