Material

Infrared Optical Material - LiF Crystal



Used as Infrared and UV window, lens, prism and X-ray spectrometer.

PHYSICAL PROPERTIES

Refractive Index nD=1.394, n(5µ)=1.394
Melting point 884°C
Density 2.64g/cm3
Hardness,Mohs 3
Cleavage plane [100]
Solubility in water 0.27g/100gH2O
Thermal expansion coefficient 3.195*10-5/°C
Transmission range 0.11-6.5µm
Thermal conductivity 0.0249c/g.°C.cm.s.
Dispersion nf-nc=0.00393
Diameter <200mm

LiF Crystal