US PATENT SUBCLASS 349 / 202
.~.~ For beam steering

Current as of: June, 1999
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349 /   HD   LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS

193  DF  LIQUID CRYSTAL OPTICAL ELEMENT {21}
201  DF  .~ Liquid crystal diffraction element {1}
202.~.~ For beam steering

DEFINITION

Classification: 349/202

For beam steering:

(under subclass 201) Subject matter wherein the diffraction determines the direction of the output beam such that diffraction orders other than 0 are in different channels.