Brewster window
Cradley Investments
Material quality: Laser Grade without boundaries and visible inclusions
Range of Sizes
Width : 1 - 101.6 +0/-0,10 mm
Thickness : 1 - 12 /-0.10 mm
Length : 3 - 111 0/-0.10 mm
Parallelism
Plano : <3 arc minutes
Clear Aperture (polished) 90% of length and width
Surface Figure (power-irregularity) at 0.63 microns
Width: 1 fringe - 0.5 fringe per inch
Length : 1 fringe - 0.5 fringe per inch
Surface Quality: Scratch-Dig:
80/50, 60/40, 40/20 : per MIL-0-13830
Brewster Angle at 10.6 microns: ZnSe 67.4°
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