UHV Zinc Selenide (ZnSe) Viewports Zinc Selenide Viewports / 2.75CF Zinc Selenide Viewports IR Grade 8-12 BBAR 1.33CF 2.75CF 4.50CF 304SS Low mu SS 8-12 BBAR Coated, Non-Magnetic | ZSe-032 from $1,010.00 Select Protection Both Safety Covers | ZSe-032-1 Transparent Polycarbonate Cover | ZSe-032-2 Anodized Aluminum Bake-Out Cap | ZSe-032-3 No Protection | ZSe-032-4 Add To Cart IR Grade, Uncoated, Non-Magnetic | ZSe-022 from $800.00 Select Protection Both Safety Covers | ZSe-022-1 Transparent Polycarbonate Cover | ZSe-022-2 Anodized Aluminum Bake-Out Cap | ZSe-022-3 No Protection | ZSe-022-4 Add To Cart 8-12 BBAR Coated | ZSe-012 from $875.00 Select Protection Both Safety Covers | ZSe-012-1 Transparent Polycarbonate Cover | ZSe-012-2 Anodized Aluminum Bake-Out Cap | ZSe-012-3 No Protection | ZSe-012-4 Add To Cart IR Grade, Uncoated | ZSe-002 from $625.00 Select Protection Both Safety Covers | ZSe-002-1 Transparent Polycarbonate Cover | ZSe-002-2 Anodized Aluminum Bake-out Cap | ZSe-002-3 No Protection | ZSe-002-4 Add To Cart Zinc Selenide (ZnSe) Transmission Data Alternative Window Materials Return to Products