US PATENT SUBCLASS 356 / 243.8
.~.~ Light intensity

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

243.1  DF  STANDARD {3}
243.4  DF  .~ Surface standard {4}
243.8.~.~ Light intensity

DEFINITION

Classification: 356/243.8

Light intensity:

(under subclass 243.4) Surface standard further comprising the comparison of a light intensity measurement with a basis.