US PATENT SUBCLASS 396 / 276
.~ Having variable light transmission means

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

268  DF  HAVING PHOTOCELL AT SPECIFIC POSITION WITHIN CAMERA {8}
276.~ Having variable light transmission means

DEFINITION

Classification: 396/276

Having variable light transmission means:

(under subclass 268) Subject matter wherein the camera structure has means to adjust a light flux received at the photocell from an object to be photographed.

(1) Note. Predetector adjustable apertures or neutral density filters are properly classified here.

(2) Note. This does not include the camera diaphragm.

SEE OR SEARCH CLASS

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

888, for a neutral density absorption filter.