Hunst China CO2 ZnSe Focus Lens Dia.12 20mm FL 50.8 63.5mm for Laser Engraving Cutting Machine Spare Parts $100 - $400 Output current programmable

Output current programmable

Good light transmittance and higher efficiency

CO2 metal RF

) common vector images are supported

the shipping price changes quickly

Hunst China CO2 ZnSe Focus Lens Dia.12 20mm FL 50.8 63.5mm for Laser Engraving Cutting Machine Spare Parts $100 - $400 Output current programmableHigh quality ZnSe crystal: China PVD ZnSe material, Excellent optical properties, Up to 200W CO2 laser resistance. Superb coating process: Double sided solid coating, reduces laser loss, laser transmittance up to 99. 8%High precision process: Eccellent substrate Precise sling, polishing grinding processes, high temperature, laser resistance. 1. Use an air bulb to blow off any loose contaminants.(dust,lint particles) 2. Squeeze a few drops of acetone