Yongli laser lens co2 laser lens D20mm 50.8mm 63.5mm USA ZnSe CO2 Laser High Power Focus Lens
Material: Hight class CVD Znse material (US II-VI) Focal Length:50.8/ 63.5/ 101.6/ 38.1mm ; Dia:20mm (optional) ; Thickness:2.2-2.3mm; Double-sided solid Coating;Resistance to wipe;High transmittance; Long service life It's good for 40W/50W/80W/100W/130W/150W CO2 laser 10600nm 10.6um. It can be used for CO2 laser engraving and cutting well.