DIAMETER: 0.500″+/-.002″
THICKNESS: 0.125″+/-.002″
PARALLELISM: 0.001″/INCH MAXIMUM T.I.R.
FLATNESS: 10 WAVES/INCH MAXIMUM, 2 FACES
EDGE BEVEL: 0.010″/0.015″ X 45deg, 2 PLACES.
SURFACE FINISH: 80-50 PER MIL-O-13830, 2 FACES.
MATERIAL QUALITY: OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: RANDOM.
COATING: ANTIREFLECTIVE COATED FOR MAXIMUM
TRANSMISSION AT 880 NANOMETERS WITH A
NORMAL INCIDENCE ANGLE, APPLIED TO 1 FACE
ONLY.
MARKING: ARROW ON OD SURFACE POINTING TOWARDS
COATED FACE.