US PATENT SUBCLASS 396 / FOR 728
.~.~ Having temperature compensation circuit (354/428)

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396 /   HD   PHOTOGRAPHY

FOR 710  DF  AUTOMATIC EXPOSURE CONTROL SYSTEM OR DEVICE (354/410) {8}
FOR 725  DF  .~ Having log transformation circuit (354/425) {3}
FOR 728.~.~ Having temperature compensation circuit (354/428)

DEFINITION

Classification: 396/FOR.728

Having temperature compensation circuit: (354/428)

Subject matter under subclass FOR 725 having circuitry which electrically compensates for changes in the logarithmic transformation circuitry due to temperature changes.