US PATENT SUBCLASS 396 / 128
.~.~ Image correlation type


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}
125  DF  .~ Processing circuit {3}
128.~.~ Image correlation type


DEFINITION

Classification: 396/128

Image correlation type:

(under subclass 125) Subject matter wherein the processing circuit generates two image signals and determines the phase difference of the image signals for focusing or rangefinding.