8-12 BBAR Coated, Non-Magnetic | ZSe-032

2.75CF Low-mu ss | 8-12 BBAR | Zinc Selenide (ZnSe) UHV Viewport | 0.90 Inch View

This non-magnetic, UHV ZnSe viewport is installed on a low mu stainless steel, 2.75 inch Conflat flange. It has a magnetic permeability of less than 1.010. It is broadband, anti-reflective coated and has enhanced transmission between 8 and 12 microns in the infrared and peak transmission at 10.6 microns. It is available with a protective anodized aluminum cap for greater thermal uniformity during bake-out. It is also available with transparent 6mm thick polycarbonate cover for safe viewing while primary window is not in service. The SM threaded mount mates with protective cap safety cover and using the SM1 lens tube system.*