Optical device and directional display

Details Optical device and directional display Optical device and directional display

1997-07-30

2000-09-26

Sikes, William L.

Liquid crystal cells, elements and systems

Liquid crystal optical element

Liquid crystal diffraction element

349 15, 349197, 359464, G02F 11335, G02F 113, G02B 2722

Patent

active

061249203

ABSTRACT:
An optical device includes a plurality of picture elements the phase and/or amplitude transmission of which vary in the lateral direction of the optical device reducing the level of diffraction caused by the device.

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