CONFIGURATION: DISC, PLANO-CONVEX
DIAMETER: 0.300″+/-.001″
CENTER THICKNESS: 0.0824″ REF.
EDGE THICKNESS: 0.060″+/-.002″
CENTRATION ERROR: NOT SPECIFIED.
EDGE BEVEL: 0.010″/0.015″ X 45deg, PLANO EDGE ONLY
FOCAL LENGTH: 0.662″ REF.
SPHERICAL RADIUS: 0.5135″+/-.0025″ (CONVEX)
SURFACE ACCURACY: 5 FRINGES MAXIMUM, 2 FACES.
SURFACE QUALITY: 80-50 PER MIL-PRF-13830, 2 FACES.
CLEAR APERTURE: NOT SPECIFIED.
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: (0001)
COATING: NONE, NOT REQUIRED.