UHV Zinc Selenide (ZnSe) Viewports 4.50CF Categories: Zinc Selenide Viewports IR Grade 8-12 BBAR 1.33CF 2.75CF 4.50CF 304SS Low mu SS Zinc Selenide Viewports / Zinc Selenide Viewports IR Grade 8-12 BBAR 1.33CF 2.75CF 4.50CF 304SS Low mu SS IR Grade, Non-Magnetic | ZSe-023 from $1,570.00 8-12 BBAR Coated | ZSe-013 from $1,690.00 8-12 BBAR Coated, Non-Magnetic | ZSe-033 from $1,850.00 IR Grade, Uncoated | ZSe-003 from $1,470.00 Zinc Selenide (ZnSe) Transmission Data Alternative Window Materials Return to Products