CaF2

CaF2 is a crystal, which has good transmission from 170 nm to 7775 nm. It's slightly soluble in water and susceptible to thermal shock. CaF2 is commonly used in IR components such as windows, Lenses and prisms.

Primex produce by CaF2 substrate as lens,window,prism,etc in various dimension in high precison according to customer' request.