Polished with a wedge angle of 1 deg or 3 deg , these uncoated high quality wedged windows are used to prevent interference due to stray back reflection, or for beam deviation. Available from stock in N-BK7 or fused silica. Custom coatings, sizes, wedge, and substrate options are available upon request.
Product Code: LW
Optical Material: Standard Grade Corning 7980 1-D (Fused Silica) or N-BK7
Diameter Tolerance: +0/-0.25mm
Thickness Tolerance: ±0.25mm
Wedge Tolerance: ±6 arc minutes
Chamfer: Ø ≤50.8mm: leg width 0.35mm at 45° nominal Ø > 50.8mm: 0.85mm leg width at 45° nominal
Surface Quality: 10-5 scratch-dig per MIL-PRF-13830b
Transmitted Wavefront Error (TWE): < λ/10 p-v at 633nm