China OEM Opical Lithium Fluoride Window Infrared Lif Crystal Windows, Find details about China Lif Window, Lithium Fluoride Window from OEM Opical Lithium Fluoride Window Infrared Lif Crystal Windows
Lithium fluoride (LiF) crystal has excellent scintillation properties and has become an important crystal material in the fields of high-energy physics and nuclear physics, nuclear medicine and other fields.
Physical Properties
Crystal type | cubic |
Density, g/cm3 | 2.64 |
Melting point, °C | 870 |
Refractive index @ 1.0, µm | n = 1.387 |
Transmission band, µm | 0.15-6 |
Lattice constant, Å | a = 4.026 |
Specifications for LiF Windows
Material | LiF |
Surface quality | 60-40 scratch & dig (MIL-PRF-13830B) |
Clear aperture | 90% of the diameter |
Diameter tolerance | ±0.02 mm |
Thickness tolerance | ±0.02 mm |
Parallelism | ±30 arc seconds |
Flatness | λ/10 @ 633 nm |
Spectral range | UV, VIS, IR |