TEN-HIGH Diameter 20mm Focal Lens for CO2 Laser Cutting Engraving ...

TEN-HIGH Diameter 20mm Focal Lens for CO2 Laser Cutting Engraving Machine, FL: 2" (2"/50.8mm)

• High Quality ZnSe Material. Excellent Optical Properties. Meniscus (Convex-concave) lens for better quality when engraving.
• Superb Coating Process: Double-sided Solid Coating. Wiping Resistance. Long Working Life.
• High Precision Process: Excellent Substrate. Precision Slicing, Polishing, Grinding Processes. High Temperature, Laser Resistance.
• High Transmittance: High Quality Material and Exquisite Coating. Reduce the Loss of Laser. Higher Work Efficiency.
• Diameter: 20mm(0.79 inch), Focal length: 50.8mm(2 inches), Thickness: approximate 2.2mm (0.09 inch)