Magnesium fluoride/Barium fluoride



Dimensional tolerance


Thickness tolerance


Diameter tolerance


Effective focal length

+/-1% (EFL<1m ); +/-2% (EFL>1m )


less than 40-20

Effective light aperture

85% of the center aperture

Product Details

CAF2 is an excellent material in the field of laser optics. It has a wide wavelength range from 130nm to 9500nm, especially in the infrared. CAF2 is widely used in the fields of laser, infrared and ultraviolet optics. It is slightly soluble in water and is susceptible to heat shock.