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CVD ZnSe optical material reference for CO2 laser optics and thermal imaging

CVD ZnSe

CVD ZnSe optical material for CO2 laser optics and thermal imaging, with property review for custom windows, lenses, and IR assemblies.

Key Properties

Transmission Range: 0.5 - 20 µm
Refractive Index: 2.4028 at 10.6 μm
Density: 5.27
Knoop Hardness: 105-120

About CVD ZnSe

Overview

CVD ZnSe is an optical material used for CO2 laser optics and thermal imaging. Material selection should be based on wavelength range, mechanical limits, coating compatibility, and the final geometry of the optic.

Key Material Properties

ParameterGuidance
Transmission Range0.5-20 μm
Refractive Index2.4028 at 10.6 μm
Density5.27
Knoop Hardness105-120
Young's Modulus6.72 × 10¹⁰ Pa
Thermal Expansion7.1 × 10⁻⁶/K

Typical Applications

  • High-power CO2 laser systems
  • Thermal imaging cameras
  • Forward-looking infrared (FLIR) systems
  • Medical laser surgery
  • Industrial laser cutting and welding
  • Infrared spectroscopy

Selection Guidance

Confirm absorption requirements, coating target, clear aperture, and laser operating conditions before production. Treat the values on this page as engineering selection guidance, then confirm final tolerances, coating, and inspection requirements against the production drawing.

Request Material Review

Use the contact form or email [email protected] with wavelength, size, quantity, coating target, and application notes for a practical material review.

Material Properties

Material
CVD ZnSe
Transmission Range
0.5-20 μm
Refractive Index
2.4028 at 10.6 μm
Density
5.27
Knoop Hardness
105-120
Young's Modulus
6.72 × 10¹⁰ Pa
Thermal Expansion
7.1 × 10⁻⁶/K

Common Applications

High-power CO2 laser systemsThermal imaging camerasForward-looking infrared (FLIR) systemsMedical laser surgeryIndustrial laser cutting and weldingInfrared spectroscopyMissile guidance systems