Lithium Fluoride Window (LiF) is also one of the commonly used infrared materials. Stanford Optics specializes in delivering Optical Products with high purity and competitive prices.
Lithium Fluoride (LiF) is a prevalent infrared material renowned for possessing the lowest refractive index among its counterparts. It offers an extensive transmission spectrum ranging from 150 nm to 6000 nm. LiF is commonly utilized in the fabrication of lenses, prisms, and optical windows for applications such as thermal imaging systems, aerospace optical platforms, and excimer laser setups.
In the ultraviolet, visible, and infrared regions, LiF is extensively employed to create optical windows, lenses, prisms, and various refractive components. Its broad transmission range and unique optical properties make it an essential material in diverse optical and photonic devices.
Our Lithium Fluoride Window (LiF) is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
Abbe Number (vd) |
97.29 |
Coefficient of Thermal Expansion CTE (10-6/℃) |
37 |
Edges |
Fine ground |
Poisson's Ratio |
0.33 |
Surface Quality |
60-40 |
Young's Modulus (GPa) |
64.97 |
Coating |
Uncoated |
Density (g/cm3) |
2.64 |
Knoop Hardness (kg/mm2) |
102 |
Substrate |
Lithium Fluoride (LiF) |
Wavelength Range (nm) |
150 - 6000 |
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