Compare webshops (1)
Shop
Price
Material: Hight quality Znse crystal Dia:12mm/18mm/19mm/20mm optional; Focal Length: 38.1mm/1.5", 50.8mm/2" ,63.5mm/2.5" 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/180W CO2 laser 10600nm 10.6um It can be used for CO2 laser engraving and cutting well.