US PATENT SUBCLASS 356 / 19
.~.~ Prism structure for determining coincidence

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

3  DF  RANGE OR REMOTE DISTANCE FINDING {9}
9  DF  .~ Base line instrument (i.e., base is a part of instrument) {8}
19.~.~ Prism structure for determining coincidence

DEFINITION

Classification: 356/19

(under subclass 9) Subject matter including prism structure for displacing relative to each other the two images of a coincidence type range finder.

(1) Note. Such prism structure is appropriately classified here as a pertinent subcombination even though no other range finder structure is recited.