US PATENT SUBCLASS 600 / 174
.~.~ Articulated optical coupler

Current as of: June, 1999
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600 /   HD   SURGERY

101  DF  ENDOSCOPE {29}
160  DF  .~ Having imaging and illumination means {16}
174.~.~ Articulated optical coupler

DEFINITION

Classification: 600/174

Articulated optical coupler:

(under subclass 160) Subject matter wherein the endoscope is provided with a series of lenses mechanically and optically connected to view an image which may be moved relative to one another at special joints containing optically coupled prisms.