The main performance parameters

Product Name

Lithium fluoride (LiF) single crystal substrate

Crystal Structure

Cubic

Lattice Constants

4.02 A

Density

2.65 (g/cm³)

Melting Point

884 ℃

Growth Method

Bridgeman

Mohs Hardness

3 Mohs

Coefficient of thermal expansion

3.195 x 10^-6/℃ //c

Refractive Index

No=1.394; ne=1.394

Transmission Band:

0.11-6.5um

Cleavage Plane

<100>

LiF crystal application:

IR and UV windows, prism and substrate

Surface Quality:

CMP-polished (Roughness: Ra<10A  (1.0nm))
Optical polished (Surface finish: 60-40, 40-20 or others)

Packing

class-100 clean bag, in class-1000 clean room