UV laser marking machine adopts 355nm UV laser source, this machine uses frequency-triped  intracavity techniquie, compared to infrared laser, 355 UV laser focusing spot is extremely small, can significantly reduce the mechanical deformation of the material with little heat affected in processing, since mainly used for ultra-precision marking, engraving, particularly suitable for food, medicine packaging material marking, drilling microhole, high-speed partition in glass material and cutting complex graphics on silicon wafer etc .