CONFIGURATION: DISC, PLANO-CONVEX
DIAMETER: 0.500″+.000″/-.005″
EDGE THICKNESS: 2.00mm +/- 0.04mm
CENTER THICKNESS: 2.050mm REF.
CENTERING ERROR: 3.0 ARC MINUTES MAXIMUM.
RADIUS OF CURVATURE (SURFACE 1): 400.80mm CONCAVE
+/- 8.0mm
RADIUS OF CURVATURE (SURFACE 2): INFINITE (PLANO)
TOL.NOT SPECIFIED
SURFACE ACCURACY: 1/10 WAVE RMS MAXIMUM, 2 FACES.
SURFACE QUALITY: 40-20 PER MIL-O-13830, 2 FACES.
SURFACE ROUGHNESS: 10 ANGSTROMS RMS MAXIMUM,
2 FACES.
EDGE BEVELS: 0.005″ NOMINAL X 45deg, 2 PLACES.
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: (0001)
COATING: SEE SPECIFICATION SCD1982 Rev.A