SCD3761-02A

DIAMETER: 0.500″+/-.002″
THICKNESS: 0.020″+/-.001″
PARALLELISM: < 1 ARC MINUTE
EDGE BEVEL: 0.005″ MAXIMUM BRUSHED POLISHED
EDGE ROLL, 2 PLACES.
FLATNESS: POWER: 2.0 FRINGES MAXIMUM, 2 FACES.
IRREG: 1.5 FRINGES MAXIMUM, 2 FACES.
SURFACE QUALITY: 60-40 PER MIL-PRF-13830, 2 FACES.
CLEAR APERTURE: CENTRAL 0.380″ MINIMUM DIAMETER.
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: (0001)
COATING: NONE, UNCOATED SUBSTRATE.