MgF2 is an excellent Infrared crystal Crystals.
MTI supplies BaF2 crystal substrate, window and blank up to 3" diameter for all IR applications
Xtl Structure Lattice (Å) Melting
Point
Density
g/cm3
Hardness Thermal Expansion Refractive
index
Tetragonal a = 4.64
c = 3.06
1255 oC 3.18 6 (mohs) 13.7x10-6 / oC, // c
8.48x10-6 / oC, perpen. c
ho 1.37740
he 1.38945
○  Crystal structure: tetragonal
○  Lattice constant: a=4.64Å,  c=3.06Å
○  Density: 3.18 g/cc
○  Young’s modulus: 138.5GPa (20,000psi)
○  Thermal linear expansion coefficient: | c= 8.48E-6/K; ||c= 13.7E-6/K
○  Specific heat capacity: 920J/kg-K
○  Thermal conductivity: 0.3 W/m-K
○  Melting point: 1255 °C
 For physical property sheet of MgF2, please click here.
 
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