US PATENT SUBCLASS 348 / 756
.~.~.~ With optical element

Current as of: June, 1999
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348 /   HD   TELEVISION

739  DF  VIDEO DISPLAY {13}
744  DF  .~ Projection device {7}
750  DF  .~.~ Plural parallel light modulators {5}
756.~.~.~ With optical element {1}
757  DF  .~.~.~.~> Beam combining

DEFINITION

Classification: 348/756

With optical element:

(under subclass 750) Subject matter including a structure which performs a basic optical function (i.e., the structure when exposed to or placed in the path of a group of light rays will cause a deviation, a blocking of the rays, or a modification in the character or properties of the light).