US PATENT SUBCLASS 396 / FOR 754
.~.~ Including irregular diaphragm opening (354/454)

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 746  DF  .~ Having circuit for controlling diaphragm only (354/446) {7}
FOR 754.~.~ Including irregular diaphragm opening (354/454)

DEFINITION

Classification: 396/FOR.754

Including irregular diaphragm opening: (354/454)

Subject matter under subclass FOR 746 in which the diaphragm means produces an irregularly varying aperture.