General Window Specifications –
Materials: BK-7, UVFS, SSI, SSII, Infrasil available on request
Standard Thickness Range: Product Dependent
Surface Figure: λ10 @ 632.8nm over clear aperture
Surface Quality – 10-5 over clear aperture
Parallelism: 1.0 arc second to 5 arc minutes (product dependent)
Wedge Window Tolerance: Specified wedge +/- arc minutes
Clear Aperture – 85% of central dimension
Dimensional Tolerance:
Diameter/Length/Width: +0.00 / -0.250mm

Thickness: +/-0.250mm std. – +/-0.001 mm achievable

Chamfer: 0.350mm X 45o typical