Specifications:
Material: UV grade Fused Silica
Transmission Range: 0.185-2.5µm
Diameter Tolerance: + 0.0 / -0.15mm
Thickness Tolerance: ± 0.2mm
Clear Aperture: 90% Diameter
Parallelism: < 30 arc seconds or better
Surface Quality: 20-10 scratch and dig
Flatness: λ /8 @ 633nm
Wavefront Distortion: λ /8 per 25mm
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Specifications:
Material: UV grade Fused Silica
Transmission Range: 0.185-2.5µm
Diameter Tolerance: + 0.0 / -0.15mm
Thickness Tolerance: ± 0.2mm
Clear Aperture: 90% Diameter
Parallelism: < 3 arc minutes
Surface Quality: 60-40 scratch and dig
Flatness: λ /2 @ 633nm
Wavefront Distortion: λ per 25mm
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