Ge protection window for a night-sight operation at 8-12um range
Application - periscopic night-sight for the armoured vehicles.
Detection range (the target like a tank) is 3km.
Specification:
Part type
Plano-plano window
Material
Ge
Overall dimensions, mm
156.0 (+0/-0.2) x 130.0 (+0/-0.2)
Thickness, mm
10.0 (+/-0.1)
Surface quality, scr/dig
60/40
Surface figure, fringes
N<=5, delta N<=0.5 @633 nm
AR Coating (DLC/DLC type) @ 8-12 um
See the curve attached