US PATENT SUBCLASS 359 / 670
.~.~ Variable magnification anamorphoser

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

642  DF  LENS {32}
668  DF  .~ Anamorphic {3}
670.~.~ Variable magnification anamorphoser

DEFINITION

Classification: 359/670

Variable magnification anamorphoser:

(under subclass 668) Subject matter wherein the magnification factor of the lens is selectively variable.