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Magnesium fluoride (MgF2) single crystal

Magnesium fluoride (MgF2) single crystal

 

Major capability parameter
Crystal structure
M3
Unit cell constant
a=5.462 Å 
Melt point(℃)
1418
Density
3.18(g/cm3)
Hardness
4(mohs)
Thermal expansion
18.85 x 10-6 /℃//c
Index of refraction
Ho=1.43382
Through scope
0.11-12.00
Temperature index  dh/dt x 10-6
10.6 @0.8 m
Growth method
Bridgeman
Size
10x3,10x5,10x10,15x15,,20x15,20x20,
dia2” x 0.33mm dia2” x 0.43mm 15 x 15 mm
Thickness
0.5mm,1.0mm
Polishing
Single or double
Crystal orientation
<001>,<100>,<110>
redirection precision
±0.5°
Redirection the edge:
2°(special in 1°)
Angle of crystalline
Special size and orientation are available upon request
Ra:
≤5Å(5µm×5µm)
Pack
100 clean bag,1000 exactly clean bag

 

Magnesium fluoride (MgF2)  single crystals has a good mechanical strength,  Chemical stability and moisture resistance is good.  Can be used as an optical window material of Vacuum ultraviolet to infrared.  Such as a UV laser windows. 

Moreover, magnesium fluoride single crystal also has a birefringence effect, can be used as a polarizing element.

 

 
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