US PATENT SUBCLASS 353 / 101
.~ Lens position adjustable

Current as of: June, 1999
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353 /   HD   OPTICS: IMAGE PROJECTORS

100  DF  LENS SUPPORT {1}
101.~ Lens position adjustable

DEFINITION

Classification: 353/101

(under subclass 100) Subject matter wherein the support movably positions the lens for a purpose such as focusing,

varying the magnification or facilitating insertion of the film in the projector near the lens.

SEE OR SEARCH THIS CLASS, SUBCLASS:

69, for changing focus for warped film or varying size, thickness or density of slides or film.

76, for lens positioning means in cabinet- type projectors.

SEE OR SEARCH CLASS

352, Optics: Motion Pictures, 140, for motion-picture devices with focus control.

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

813+, 821, 823+, 827+, and 694+ for adjustable lens supports or mounts.

396, Photography,

89+, for cameras having focusing means.