US PATENT SUBCLASS 347 / 255
.~.~ Specific light modulator


Current as of: June, 1999
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347 /   HD   INCREMENTAL PRINTING OF SYMBOLIC INFORMATION

224  DF  LIGHT OR BEAM MARKING APPARATUS OR PROCESSES {2}
225  DF  .~ Scan of light {12}
255.~.~ Specific light modulator


DEFINITION

Classification: 347/255

Specific light modulator:

(under subclass 225) Subject matter wherein the recording energy of at least one writing beam is varied due to an actuation of a transducer in accordance with the electrical information signal thereby creating modulated writing beam.

(1) Note. The transducer may be acousto-optic, electro-optic, Bragg-cell, light valve, spatial light modulator, TIR device (total internal reflection device), magneto-optic, deformable mirror.