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CaF2 crystal has the following exceptional properties that makes it's a very important
optic crystal: High optical transmittance from
the vacuum ultraviolet to the infrared spectrum region(0.11-9μm).Used for Optical prisms, lenses, wedges, windows, other optical components,and etc.


   
     
CaF2 property
   

Density

3.18 g/cm3

Melting Point

1357~1360℃

Lattice Constant

5.46 Å

Hardness (Knoop)

178 [100], 160 [110]kg/mm2

Dielectric Constant

6.76 ,105HZ

Crystal Type

cubic, CaF2 type structure

Cleavage Planes

-111
 
                               
                                   
                                   
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