January 10, 2024 technical
Technical Guide: Understanding ZnSe Material Properties
A comprehensive guide to CVD ZnSe optical and mechanical properties for optical engineers designing IR systems.
CVD ZnSe Material Properties Overview
This technical guide provides essential information for engineers working with Zinc Selenide optics.
Optical Properties
- Transmission Range: 0.5-20 μm
- Refractive Index: ~2.4 at 10.6 μm
- Absorption Coefficient: <0.0005 cm⁻¹
Mechanical Properties
- Knoop Hardness: 105-120 kg/mm²
- Young's Modulus: 6.72 × 10¹⁰ Pa
- Thermal Expansion: 7.1 × 10⁻⁶ /K
Tags
TechnicalZnSeMaterial Properties