Calcium Fluroide Window

Material:Calcium Fluroide single crystal
Diameter Tolerance:+0.0, -0.1 mm,
Thickness Tolerance:0.2mm,
Clear Aperture:>80%
Parallelism:1'
Flatness:λ/4 at 632.8 nm
Surface Quality:20-10 scratch and dig
Bevel:<0.25mm x5

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Silicon Windows

Material: Si
Diameter Tolerance: +0.0,-0.1mm
Thickness Tolerance: ±0.2mm
Clear Aperture:>80%
Parallelism: 3 arc min
Surface Quality:40-20 scratch and dig
Bevel:<0.5mmX45°
Coating: 3-5µm AR Coating