MSE PRO Magnesium Fluoride MgF2 Crystal Substrates
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Magnesium Fluoride crystals are optically transparent well into the VUV region to the hydrogen Lyman-alpha line (121nm) and beyond. Magnesium Fluoride is used mostly for UV optics and is excellent for excimer laser applications.
For bulk and customized MgF2 crystals, please contact us for a quote.
Magnesium Fluoride Crystal Substrates Properties
|
Chemical Formula |
MgF2 |
|---|---|
| CAS Number | 7783-40-6 |
| Crystal Structure |
Tetragonal, Rutile structure, P42/mnm
|
|
Lattice Constant |
a=b=4.6213Å, c=3.0519Å |
| Crystal Orientation | (100), (001), (110), (111) |
| Sizes |
10x10x0.5mm, 10x10x1.0mm, 1 inch diameter, 2 inch diameter, other sizes are available upon request |
| Surface Polish |
Single side polished (SSP) or Double side polished (DSP) |
|
Molecular Weight |
62.30 g/mol |
|
Appearance |
colorless solid |
|
Melting Point |
1255 °C |
|
Density |
3.18 g/cm3 |
|
Solubility in H2O |
0.0002g /100g water at 20 oC |
|
Poisson's Ratio |
0.276 |
|
Specific Heat |
1003 J Kg m-1 K-1 |
|
Thermal Conductivity |
21 (parallel to C axis) W m-1 K-1 at 300K 33.6 (perpendicular to C axis) W m-1 K-1 at 300K |
|
Thermal Expansion Coefficient |
13.7x10-6 / oC, parallel to C axis 8.9x10-6/ oC, perpendicular to C axis |
|
Young's Modulus |
138 GPa |
|
Refractive Index |
ho 1.37740 |
| Transmission Range | 0.12 to 7 μm |