MgF2

MgF2

MgF2

Major capability parameter
Crystal structureM3
Unit cell constanta=5.462 Å
Melt point(℃)1418
Density3.18(g/cm3
Hardness4(mohs)
Thermal expansion18.85 x 10-6 /℃//c
Index of refractionHo=1.43382
Through scope0.11-12.00
Temperature index  dh/dt x 10-610.6 @0.8 m
Growth methodBridgeman
Size10×3,10×5,10×10,15×15,,20×15,20×20,
dia2” x 0.33mm dia2” x 0.43mm 15 x 15 mm
Thickness0.5mm,1.0mm
PolishingSingle or double
Crystal orientation<001>±0.5º
redirection precision±0.5°
Redirection the edge:2°(special in 1°)
Angle of crystallineSpecial size and orientation are available upon request
Ra:≤5Å(5µm×5µm)
Pack100 clean bag,1000 exactly clean bag