US PATENT SUBCLASS 352 / 139
WITH CAMERA PARTS DISPLACEABLE FOR FOCUSING


Current as of: June, 1999
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352 /   HD   OPTICS: MOTION PICTURES

139WITH CAMERA PARTS DISPLACEABLE FOR FOCUSING


DEFINITION

Classification: 352/139

(under the class definition) Subject matter in which the lens or film gate is moved to a position remote from its normal operative position to facilitate the focusing of the lens.

SEE OR SEARCH CLASS

359, Optics: Systems (Including Communication) and Elements,

380, 410 and 425+ for focusing systems for compound lens systems such as microscopes and telescopes, subclass 506 for focusing mechanisms and subclasses 823+ for axial adjustment of a single lens or lens system.