CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 0.330″+/-.002″
THICKNESS: 0.040″+/-.002″
PARALLELISM: 3 ARC MINUTES MAXIMUM
SURFACE ACCURACY: 10 WAVES/INCH MAXIMUM, 2 FACES.
SURFACE QUALITY: 80-50 PER MIL-O-13830, 2 FACES
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: RANDOM.
COATING: ANTIREFLECTIVE COATED FOR MAXIMUM
TRANSMISSION FROM 500nm TO 1000nm WITH A
NORMAL INCIDENCE ANGLE, APPLIED TO BOTH
FACES.