US PATENT SUBCLASS 396 / 94
.~.~ With mechanical rangefinder

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

89  DF  WITH EXPOSURE OBJECTIVE FOCUSING MEANS, FOCUSING AID, OR RANGEFINDING MEANS {28}
91  DF  .~ Lens characteristic compensating {3}
94.~.~ With mechanical rangefinder

DEFINITION

Classification: 396/94

With mechanical rangefinder:

(under subclass 91) Subject matter including means to alter an interconnection between a nonelectrical device, which determines a distance from a camera to an object, and an exposure objective to compensate for exposure objectives having different characteristics.

SEE OR SEARCH THIS CLASS, SUBCLASS:

138+, for mechanical rangefinding means for measuring the distance from the camera to the object.

SEE OR SEARCH CLASS

356, Optics: Measuring and Testing,

3+, for rangefinders, per se.