US PATENT SUBCLASS 349 / 197
.~.~ Including passive liquid crystal switch portion

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

193  DF  LIQUID CRYSTAL OPTICAL ELEMENT {21}
196  DF  .~ Beam dividing switch formed from liquid crystal cell {1}
197.~.~ Including passive liquid crystal switch portion

DEFINITION

Classification: 349/197

Including passive liquid crystal switch portion:

(under subclass 196) Subject matter wherein at least a portion of the liquid crystal cell divides the incident light into two beams without application of a voltage.

(1) Note. The portion of the liquid crystal cell here includes a portion of all the elements making the cell structure.