Kriwave offers High Precision Windows with diversified substrate materials including Optical glass, Fused Silica, YAG, Calcium Fluoride(CaF2), Barium Fluoride(BaF2), Germanium (Ge), Silicon (Si), Zinc Selenide (ZnSe), etc. Multi-band or broadband AR coating is available with a wavelength range of Ultraviolet (UV), visible, or Infrared (IR).