Major Diameter 1.620″
Minor Diameter Face: 1.409″ Reference
Taper Angle: 40 Degrees +/- 1.0 Degree (Included)
Thickness 0.300″+/-.010″
Edge Bevel: 0.010″+/-.010″x 60 Degrees,
Major Diameter Face Edge
Parallelism: Not Specified
Transmitted Wavefront Error: 0.50 Wave Maximum @ 0.633nm
Surface Quality: 80-50 per MIL-PRF-13830, Both Faces
Surface Roughness: < 2.0nm RMS, Both Faces
Crystallographic Orientation: c-Plane
Coating: None, Not Required