Highlights
Material: Hight class CVD Znse material (US II-VI)
Diameter: 20mm
Focal Length: 50.8mm
Thickness: 2.5mm
Transmittance: ≥99.5%
Double-sided solid coating,Wiping resistant,Extended durability,Precision slicing polishing and grinding processes,High temperature laser resistance,Excellent optical properties,High working efficiency.
It’s good for 40W/50W/80W/100W/130W/150W/200W,max 500W CO2 laser 10600nm 10.6um.
It can be used for CO2 laser engraving and cutting well.