UHV Zinc Selenide (ZnSe) Viewports Zinc Selenide Viewports / IR Grade Zinc Selenide Viewports IR Grade 8-12 BBAR 1.33CF 2.75CF 4.50CF 304SS Low mu SS IR Grade, Uncoated | ZSe-001 from $625.00 Select Protection Both Safety Covers | ZSe-001-1 Transparent Polycarbonate Cover | ZSe-001-2 Anodized Aluminum Bake-out Cover | ZSe-001-3 No Protection | ZSe-001-4 Add To Cart IR Grade, Uncoated, Non-Magnetic | ZSe-021 from $800.00 Select Protection Both Safety Covers | ZSe-021-1 Transparent Polycarbonate Cover | ZSe-021-2 Anodized Aluminum Bake-out Cover | ZSe-021-3 No Protection | ZSe-021-4 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 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 IR Grade, Uncoated | ZSe-003 from $2,125.00 Select Protection Both Safety Covers | ZSe-003-1 Transparent Polycarbonate Cover | ZSe-003-2 Anodized Aluminum Bake-out Cap | ZSe-003-3 No Protection | ZSe-003-4 Add To Cart IR Grade, Non-Magnetic | ZSe-023 from $2,275.00 Select Protection Both Safety Covers | ZSe-023-1 Transparent Polycarbonate Cover ZSe-023-2 Anodized Aluminum Bake-Out Cap ZSe-023-3 No Protection ZSe-023-4 Add To Cart Zinc Selenide (ZnSe) Transmission Data Alternative Window Materials Return to Products