US PATENT SUBCLASS 356 / 139.08
.~.~.~ With source beam moving to follow or align

Current as of: June, 1999
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356 /   HD   OPTICS: MEASURING AND TESTING

138  DF  ANGLE MEASURING OR ANGULAR AXIAL ALIGNMENT {11}
139.04  DF  .~ Automatic following or aligning while indicating measurement {3}
139.07  DF  .~.~ With photodetection of reflected beam angle with respect to a unidirectional source beam {1}
139.08.~.~.~ With source beam moving to follow or align

DEFINITION

Classification: 356/139.08

With source beam moving to follow or align:

Subject matter under 139.07 wherein the unidirectional beam moves to follow or align the object.