DIAMETER TOLERANCE: +/-.002″
THICKNESS TOLERANCE: +/-.002″
PARALLELISM: 3 ARC MINUTES MAXIMUM.
FLATNESS: 10 WAVES/INCH MAXIMUM, 2 FACES.
SURFACE FINISH: 80-50 OR BETTER, 2 FACES.
MATERIAL QUALITY: OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: RANDOM
COATING: ANTIREFLECTIVE COAT 1 FACE FOR MAXIMUM
TRANSMISSION AT 337nm. DOT ON OTHER SIDE