Zinc Sulfide Rectangular Window
Zinc Sulfide Rectangular Window
Zinc Sulfide Rectangular Window
Zinc Sulfide Rectangular Window
Zinc Sulfide Rectangular Window
Zinc Sulfide Rectangular Window

Zinc Sulfide Rectangular Window

  • element:Zinc Sulfide (ZnS)
  • purity:High-purity
  • shape:Rectangular
  • specification:Customizable based on requirements, offering various sizes and thicknesses
  • packaging:Shock-resistant packaging to ensure integrity during transportation

Zinc sulfide rectangular window is a high-performance optical component designed for exceptional infrared transmission, mechanical durability, and chemical stability. Engineered from ZnS, it offers excellent optical clarity and resistance to environmental degradation, making it ideal for infrared imaging, aerospace technologies, laser systems, and precision scientific instrumentation. Its robust structure ensures reliable performance in demanding optical applications.

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Product Overview
The Zinc Sulfide (ZnS) rectangular window is an optical component made from high-purity zinc sulfide material, widely used in various optical systems, particularly for protecting electronic sensors or external environment detectors. Zinc sulfide offers low absorption, low scattering, high optical transmission, and a high laser damage threshold, making it an ideal choice for infrared optical systems. The window provides excellent light transmission over a broad range, from visible light to infrared wavelengths.

Key Features

  • High Transmission: Offers high transmittance in the 2-16 μm wavelength range, suitable for visible and mid-to-long wavelength infrared sensor systems.
  • Low Absorption and Low Scattering: Minimizes light loss, ensuring efficient optical transmission.
  • High Laser Damage Threshold: Capable of withstanding high-power laser irradiation, making it suitable for laser applications.
  • Hard and Impact-Resistant: Exhibits high hardness and impact resistance, ideal for harsh environmental conditions.
  • High Stability: Provides excellent chemical stability and mechanical strength in complex environments.

Applications

  • Infrared Optical Systems: Used in infrared thermal imaging, monitoring, and detection systems as an optical element.
  • Laser Technology: Serves as a protective window in high-power laser systems, withstanding laser irradiation.
  • Optical Communication: Used in fiber optic communication systems as a light transmission window, ensuring efficient signal transfer.
  • Lidar: Serves as a crucial optical window in lidar systems, ensuring stability and accuracy.
  • High-Precision Optical Equipment: Widely applied in optical systems requiring high precision and stability.
Physical PropertyCVD Zinc SulfideMultispectral CVD Zinc Sulfide
Density4.09 g/cm³4.09 g/cm³
Resistivity~10¹² Ω·cm~10¹¹ Ω·cm
Melting Point1827 ℃-
Chemical Purity100.00%100.00%
Thermal Expansion6.6×10⁻⁶ @ 273K6.3×10⁻⁶ @ 273K
7.3×10⁻⁶ @ 373K7.0×10⁻⁶ @ 373K
Thermal Conductivity16.7 W/(m·K) @ 298K27.2 W/(m·K) @ 298K
Specific Heat Capacity0.469 J/(g·K) @ 298K0.515 J/(g·K) @ 298K
Knoop Hardness200-235 kg/mm²160 kg/mm²
Bending Strength103 MPa-
Young's Modulus74.5 GPa74.5 GPa
Poisson's Coefficient0.290.29
Optical PropertyCVD Zinc SulfideMultispectral CVD Zinc Sulfide
Transmission Range1-14 μm0.37-14 μm
Refractive Index Inhomogeneity<7.3×10⁻⁴ @ 10.6μm<0.2×10⁻⁴ @ 632.8nm
Absorption Coefficient0.2 /cm @ 10.6μm0.2 /cm @ 10.6μm
Thermal Light Coefficient4.6×10⁻⁵ @ 1150nm5.43×10⁻⁵ @ 632.8nm
4.3×10⁻⁵ @ 3390nm4.21×10⁻⁵ @ 1150nm
4.1×10⁻⁵ @ 10.6μm3.87×10⁻⁵ @ 3390nm

 

CVD Zinc Sulfide - Refractive Index and Wavelength
Wavelength (nm)Refractive Index (n)Wavelength (nm)Refractive Index (n)
6202.35598002.203
10002.292106002.192
38002.253114002.18
50002.246122002.167
70002.232138002.132
90002.212142002.126
Multispectral CVD Zinc Sulfide - Refractive Index and Wavelength
Wavelength (nm)Refractive Index (n)Wavelength (nm)Refractive Index (n)
4002.54580002.223
10102.29290002.213
20602.264100002.201
35002.255112502.183
45002.25120002.171
50002.247130002.153

 

PropertyValue
Diameter Range2-300mm
Focal Length15-5000mm
Thickness0.12-60mm
Surface Quality80-50, 60-40, 40-20, 20-10, 10-5
Surface Flatnessλ/2, λ/4, λ/8, λ/10
Clear Aperture>90%
CoatingCustomizable

 

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