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MCWlaser CVD ZnSe Focus Lens Dia: 19mm FL:4″/ 101.6mm For CO2 Laser Engraver Cutter 40W 50W 60W 80W 100W 130W 150W 180W 200W
II-VI ZnSe coating 10600nm
ET=2.3mm
Diameter: 19mm,Focal length: 4″ 101.6mm$30.00 -
MCWlaser CVD ZnSe Focus Lens Dia: 20mm FL:4″/ 101.6mm For CO2 Laser Engraver Cutter 40W 50W 60W 80W 100W 130W 150W 180W 200W
II-VI ZnSe coating 10600nm
ET=2.3mm
Diameter: 20mm,Focal length: 4″ 101.6mm$30.00
