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Optical coating material
Magnesium fluoride (MgF2)
发布时间:2018-07-05 14:26:01 | 浏览次数:401 次

Magnesium fluoride  (MgF2)

Appearance                  colorless transparent

Density:                     3.18 g/cm3

Vapor pressure               1 Pa at 1150°C      10 Pa at 1300°C

HardnessMohs hardness):     56

Melting point:                1260

Solubility:                    soluble in nitric acid

Transmittance scope           2007000nm

Refractive index(550nm):       1.38

Vapour deposition condition     evaporated by electron gun

Vapour deposition temp.        13001600

Purity       99.99%

Applications  anti-reflection film, multi-layer film, filter, spectroscope, etc.

Specs       12mm   13mm   15mm     23mm   24mm    35mm

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