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ZnSe/Ge Brewster Window

Brewster window is uncoated substrate used in an optical system at Brewster Angle. It is used to separate the S polarization from the P polarization.

Specifications

Brewster Window

Diameter Tolerance: +0.0, -0.13 mm
Thickness Tolerance: ±0.25mm
Clear Aperture: >80%
Parallelism: <3 arc min
Surface Quality: 40-20 scratch and dig
Flatness λ /4 per 1”Dia @632.8nm