Display device having a backlighting system supplying collimated

Details Display device having a backlighting system supplying collimated Display device having a backlighting system supplying collimated

1996-08-01

1999-11-23

Sikes, William L.

Liquid crystal cells, elements and systems

Particular structure

Having significant detail of cell structure only

349158, 349110, G02F 11335, G02F 11333

Patent

active

059909935

ABSTRACT:
A display device having a backlighting system supplying collimated light, a transmissive electro-optical modulator of the liquid crystal display type and a means for distributing the light angularly. The distance between the means for distributing the light angularly and the display is chosen so as to obtain a spatial filtration effect. A layer of colored filters is positioned between the display and the means for distributing the light angularly.

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