US PATENT SUBCLASS 600 / 167
.~.~ Focusing

Current as of: June, 1999
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600 /   HD   SURGERY

101  DF  ENDOSCOPE {29}
160  DF  .~ Having imaging and illumination means {16}
167.~.~ Focusing

DEFINITION

Classification: 600/167

Focusing:

(under subclass 160) Subject matter wherein the clarity or distinctness of a view through the endoscope may be adjusted by means other than changing the distance between lenses in the ocular.