LENGTH: 15.50mm + 0.00mm /- 0.05mm
WIDTH: 15.50mm + 0.00mm /- 0.05mm
THICKNESS: 1.00mm +/- 0.05mm
PARALLELISM: 5 ARC MINUTES MAXIMUM.
CORNER BEVEL: 0.75mm +/- 0.25mm X 45deg, 4 PLACES.
EDGE BEVEL: NONE, SHARP EDGES REQUIRED.
SURFACE ACCURACY: 5 FRINGES MAXIMUM, 2 FACES.
SURFACE QUALITY: 120-80 PER MIL-PRF-13830, 2 FACES
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: (0001).
COATING: NONE, NOT REQUIRED.