Diffractive color separation filter

Details Diffractive color separation filter Diffractive color separation filter

1983-05-27

1985-03-26

Arnold, Bruce Y.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

350314, 358 55, G42B 518

Patent

active

045069492

ABSTRACT:
The use of a rhomboid-shaped phase grating to derive, from polychromatic input light, plus-one, minus-one and zero diffraction order output beams each of a different independent color.

REFERENCES:
patent: 3957354 (1976-05-01), Knop
patent: 4130347 (1978-12-01), Knop
patent: 4255019 (1981-03-01), Knop
patent: 4318123 (1982-03-01), Knop
"Color Separation Gratings," Appl. Optics 17, 2273-2279, (1978), by H. Dammann.
"Spectral Characteristics of Stepped-Phased Gratings," Optik 53, 409-417, (1979), by H. Dammann.

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