US PATENT SUBCLASS 359 / 496
.~.~.~ Prisms

Current as of: June, 1999
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359 /   HD   OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS

483  DF  POLARIZATION WITHOUT MODULATION {2}
485  DF  .~ Light polarization without any external input {8}
494  DF  .~.~ By birefringent element {4}
496.~.~.~ Prisms

DEFINITION

Classification: 359/496

Prisms:

(under subclass 494) Subject matter wherein the birefringent element is formed into a structure bound in part by two plane faces that are not parallel and combinations of the structure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

831+, for prisms, per se.