US PATENT SUBCLASS 359 / 701
.~.~.~.~ Cam ring type or zoom ring type

Current as of: June, 1999
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359 /   HD   OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS

642  DF  LENS {32}
676  DF  .~ With variable magnification (e.g., zoom type ) {6}
694  DF  .~.~ Adjusting mechanism {6}
699  DF  .~.~.~ Having cam device {2}
701.~.~.~.~ Cam ring type or zoom ring type

DEFINITION

Classification: 359/701

Cam ring type or zoom ring type:

(under subclass 699) Subject matter wherein the cam device is a circular adjustment mechanism.