Color television projection device with cathodoluminescent light

Details Color television projection device with cathodoluminescent light Color television projection device with cathodoluminescent light

1989-10-27

1992-02-18

Groody, James J.

Facsimile and static presentation processing

Static presentation processing

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358236, H04N 931

Patent

active

050898833

ABSTRACT:
The invention relates to a color television projection device having three planar monochromatic light sources for the background illumination of a viewing screen, in which a matrix-shaped electro-optical light valve is associated with each light source characterized in that the light sources are cathodo luminescent.

REFERENCES:
patent: 4870484 (1989-09-01), Sonehara

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