Liquid crystal display having improved retroreflector

Details Liquid crystal display having improved retroreflector Liquid crystal display having improved retroreflector

1991-08-30

1993-01-26

Sikes, William L.

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

359247, 359529, G02F 112

Patent

active

051826631

ABSTRACT:
A reflective liquid crystal display includes a retroreflector made of an array of full corner cube elements which have their optic axes tilted away from the normal to the plane of the display by an angle of between about 10.degree. and about 45.degree..

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