ZnSe FOCUS LENS DIA D18/D19/D20MM F38.1-F127 USA CVD MENISCUS CO2 LASER CUTTER
CVD ZnSe Material. High Quality ZnSe Crystal. Material: China PVD ZnSe. Up to 100 W CO2 laser resistance. High Efficiency: High temperature Resistance Smaller Focusing Spot Size. laser resistance. 1 x Focus Lens.