ZnSe Lens – High Performance Zinc Selenide Infrared Optical Lens

Common Specifications

• Material: CVD ZnSe (Chemical Vapor Deposition Zinc Selenide)
• Wavelength Range: 0.6 – 20 μm (optimal for 10.6 μm CO₂ laser)
• Surface Quality: 40-20 / 20-10 scratch and dig
• Surface Accuracy: λ/10 @ 10.6 μm (high precision grade)
• Focal Length: Customizable (commonly 50 mm, 63.5 mm, 76.2 mm, 101.6 mm)
• Diameter: 12 mm, 19 mm, 20 mm, 25 mm, 38.1 mm, 50 mm, or custom
• Coating: Single-layer or multi-layer AR coating for 10.6 μm
• Transmission Efficiency: >99% per surface (AR coated)
• Damage Threshold: High power CO₂ laser compatible