Matched Pair Consists of (2) of the Windows Specified Below.
Each Pair’s Wedge Angle Will Be Matched Within 1.0 Arc Minute.
Diameter: 0.497″+.000″/-.002″
Thickness: 0.079″+/-.003″ (High Side of Wedge)
Edge bevels: 0.015″ Maximum Face Width, Both Egdes
Wedge: 1.0 Degrees +/- 3.0 Arc Minutes
Suirface Figure: Power: 1 Wave Maximum @ 633nm, Both Faces
Irregularity: 1/2 Wave Maximum @ 633nm, Both Faces
Surface Quality: 40-20 Per Mil-PRF-13830, Both Faces
Surface Rougness: < 50 Angstroms RMS, Both Faces
Clear Aperture: Central 0.445″ Diameter, Both Faces
Material Type / Quality: Sapphire, Optical Grade
Crystallographic Orientation: c-Plane
Marking: OD Surface Marked with Actual Wedge Measurement
Coating: None, Not Required