D38 Laser Mo Mirror

Mo mirror can be used in harsh environment, alsofor a long time, but the reflectivity is not so high and its reflectivity is80%-85%. Usually a complete beam path outside the laser tube requires three reflect mirror and a focus lens. Laser will loss when it travels, so the laser machine need a higher reflectivity mirror. Diameter is 20mm,25mm,30mm ..ect. Products diameter thickness origin material golden mirror (si) 20mm 3mm golden coating 25mm 3mm golden coating 30mm 3mm golden coating metal  mirror (mo) 20mm 3mm metal 25mm 3mm metal 30mm 3mm metal.