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Infrared Optics
BaF2 Crystal
CaF2 Crystal
CVD ZnS
CVD Multi-Spectral ZnS
CVD ZnSe
Ge Crystal
Hot Press ZnS
Hot Press MgF2
Multi-Spectral ZnS (Multi-Spectral Zinc Sulfide)

Multi-Spectral ZnS made of original ZnS can be used for visible light, IR light and laser window material.

Main Properties:

Knoop's Hardness (kg/mm2)
160
Rupture Modulus (Mpa)
68
Young's Modulus (GPa)
74.5
Poisson Ratio
0.28
Melting Point (íŠ)
1830
Density (g/cm3)
4.09
Thermal Conductivity (W/cm.K)
0.272
Thermal Expansion Coefficient (10-6/ íŠ)
7.85
Specific Heat (Cal/g.k.)
0.124
Dielectric Constant
8.35

Transmission Spectrum:

 

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