DIAMETER TOLERANCE: +/-.002″
THICKNESS TOLERANCE: +/-.002″
PARALLELISM: 3 ARC MINUTES MAXIMUM.
FLATNESS: 10 WAVES/INCH MAXIMUM, 1 POLISHED FACE.
SURFACE FINISH: 80-50 PER MIL-O-13830, 1 FACE.
16 MICROINCH NOMINAL, 1 FACE.
MATERIAL QUALITY: OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: RANDOM.