SCD3668-02A

DIAMETER: 2.165″+/-.005″
THICKNESS: 0.079″+/-.005″
PARALLELISM: 1 ARC MINUTE MAXIMUM
EDGE BEVEL: 0.020″+/-.005″ X 45deg, 2 PLACES.
TRANSMITTED WAVEFRONT ERROR: POWER: 1 FRINGE
(@ 633nm) MAXIMUM.
IRREG: 1/4 FRINGE
MAXIMUM.
SURFACE QUALITY: 60-40 PER MIL-PRF-13830, 2 FACES.
CLEAR APERTURE: CENTRAL 1.600″ MINIMUM DIAMETER.
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: (0001) +/- 2deg.
COATING: NONE, NOT REQUIRED.