CO2 laser output power levels continue to increase enabling a broader range of applications including in sheet metal cutting and in extreme ultraviolet (EUV) lithography applications. Improvements in the quality of optics used within the laser cavity and beam delivery systems have enabled these advances. From substrate to assembly, II-VI’s extensive expertise in CO2 laser optics provides optimal solutions to enable cutting edge optical performance in high power CO2 laser designs. II-VI’s CVD growth of ZnSe and diamond materials, along with a vertically integrated global manufacturing footprint, provides the platform that offers high quality, low absorption focusing lenses, mirrors and beam shaping components. II-VI’s CO2 replacement optics and accessories are readily available to service installed lasers.