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CNCOLETECH CO2 Laser Focus Lens CVD II-VI ZnSe for High Power CO2 Laser Cutter Engraver 60W 80W 100W 130W 150W 200W
Material: Hight class CVD Znse material (US II-VI)
Focal Length:50.8mm/2″ ; Dia:12mm/15mm/18mm/19mm/20mm/25mm/30mm optional; Thickness:2.2-2.3mm;
Double-sided solid Coating;Resistance to wipe;High transmittance; Long service life$19.50