Calcium Fluoride – CaF2 Lenses We have own facility for Caf2 Lens. That is why we offer Calcium Fluoride (CaF2) lenses at very competitive price – up to 60% lower than major online optical catalogs! CaF² is used for optical purposes as windows, prisms and lenses, transmitting from the vacuum ultraviolet into the infrared. Caf2 is a […]