US PATENT SUBCLASS 396 / FOR 734
.~.~ Having only two cells used to control exposure time (354/434)

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

FOR 710  DF  AUTOMATIC EXPOSURE CONTROL SYSTEM OR DEVICE (354/410) {8}
FOR 729  DF  .~ Having plural photocells (354/429) {5}
FOR 734.~.~ Having only two cells used to control exposure time (354/434)

DEFINITION

Classification: 396/FOR.734

Having only two cells used to control exposure time: (354/434)

Subject matter under subclass FOR 729 in which only two light responsive means are present and the outputs of each are used to control exposure time.