DGHUNST 20mm Laser Lens FL 50.8mm/ 2" Co2 ZnSe Focus Lens for Laser Engraving Cutting Machine, Laser Engraver/Cutter (FL50.8mm (2inches), Diameter 20mm(0.79inch))

DGHUNST 20mm Laser Lens FL 50.8mm/ 2" Co2 ZnSe Focus Lens for Laser Engraving Cutting Machine, Laser Engraver/Cutter (FL50.8mm (2inches), Diameter 20mm(0.79inch))

• 【High quality Material】High quality Laser Lens use ZnSe cystal material, resistant to high temperature, excellent optical properties，up to 180W CO2 laser resistance.
• 【High Transmittance】Znse Lens both sides strongly antireflective coating achieve a 99.9% Laser Transmittance rate, 10% Higher Work Efficiency.
• 【Lasting Durability】This focus lens with superb double-sided solid coating, wiping resistance, longer working life.
• 【Wide Compatibility】This 20mm laser focus lens can be used in your30w-180w CO2 laser engraving and cutting machine for more accurate and efficient production.
• 【Size】Diameter: 20mm (0.79 inch), Focal Length: 50.8mm (2 inches), Thickness: 2.2-3mm (0.09-0.12 inch)