US PATENT SUBCLASS 347 / 256
.~.~ Specific optical structure

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}
256.~.~ Specific optical structure {3}
257  DF  .~.~.~> Having mounting or supporting means
258  DF  .~.~.~> Having lens {1}
260  DF  .~.~.~> Having deflector {1}

DEFINITION

Classification: 347/256

Specific optical structure:

(under subclass 225) Subject matter comprising light modifying means for converging, diverging, filtering, masking at least one writing beam or for guiding direction or path thereof.

(1) Note. The light modifying means includes, for example, lens, filter, mirror, prism, optical fibers, etc.