2-300mm Laser Level Calcium Fluoride (CaF2) Optics of High LIDT, Low Absorption

2-300mm Coated/Uncoated Calcium Fluoride (CaF2) Optics Used in 250nm-7um of High LIDT, Low Absorption Focal Length 2-1200mm for FTIR/Excimer Laser System/Spectroscopic Window/Thermal Imaging System Windows/LensCPG manufactures high precision windows/lens for demanding applications in FTIR, Excimer Laser System, Spectroscopic Window, Thermal Imaging System, etc. These windows/lens are processed from a variety of materials including fused silica, Si, Ge, ZnSe, ZnS, CaF2, MgF2, Cleartran and AMTIR. Utilizing advanced fabrication and coating techniques, CPG delivers windows with tightly controlled transmitted wavefront, a high degree parallelism, minimal scatter, high laser damage resistance and outstanding durability for the most challenging environments.  One of the specificationsItems Description  WindowMaterial:CaF2Diameter:2-300+/-0.2mmThickness:0.2-20.0+/-0.1mmROC1:InfinityROC2:InfinityFlatness:S1&S2:PV