Laser Nozzle, Laser Lens, Laser Power Supply manufacturer / supplier in China, offering II-VI Infrared CO2 Laser Focus Lens Dia. 19.05 20mm for CO2 Laser Cutting Machine Lenses Znse, II-VI Dia. 20mm F101.6 38.1mm 50.8 63.5 76.2mm Infrared CVD Znse Focus Lens Optical Lens, II-VI D19.05mm Focusing Lens Infrared CVD Znse Focus Lens CO2 Laser Cutting Machine Spare Parts and so on.