DIAMETER: 1.000″+/-.005″
THICKNESS: 0.472″+/-.005″
PARALLELISM: NOT SPECIFIED.
EDGE BEVEL: 0.1524″ REF. X 30deg +/- 1/2deg TO
FORM A 0.472″+/-.010″ LAND DIA.FACE.
0.005″/0.010″ X 45deg, OTHER EDGES.
FLATNESS: NOT SPECFIED.
SURFACE FINISH: FACES: POLISHED 80-50 PER MIL-
PRF-13830, 2 PLACES.
30deg BEVEL SURFACE: COMMERCIAL
QUALITY POLISHED, NON-
OPTICAL.
OD WALL SURFACE: FINE GROUND.
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: (0001)