DIAMETER: 1.000″+/-.010″
THICKNESS: 0.504″+/-.001″
PARALLELISM: CONTROLLED BY THICKNESS TOLERANCE.
FLATNESS: NOT SPECIFIED.
EDGE BEVEL: 0.030″/0.040″ X 45deg, 2 PLACES.
SURFACE FINISH: 6 to 8 MICROINCH, BOTH FACES.
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: c-PLANE