FormulaZnSe
Growth methodChemical vapour deposition
Max. sizes, (mm)Ø100
Transmission range, (µm)
(Thickness 10 mm)
0.55 – 18.0
Structurecubic
Density (g/cm3)5.26
Melting point (°C)1520
Hardness (Mohs)4
Thermal expansion coefficient (10-6/K)6.4 -7.6
Thermal conductivity (W m-1 K-1)16.9
Thermal optical coefficient (10-6/K)355
Solubility in water (g/100 cm3)insoluble
Solubility in acidssoluble
Solubility in organic solventsinsoluble
Wavelength (µm)
Refractive index
1.0
3.0
5.0
10.0
12.0
15.0
2.4894
2.4376
2.4296
2.4067
2.3936
2.3662
Absorption coefficient (cm-1)0.005 at 10.6 µm

Zinc Selenide for VIS and IR-range