http://www.legent-laser.com/uv....-laser-marking-machi UV Laser Marking Machine Products Description Compared with infrared laser, this UV laser marking machine adopts high-quality violet laser light source, 355nm UV laser has extremely small laser spot, which significantly reduces mechanical deformation and reduces the influence of heat treatment to a very limited area. Therefore, it is mainly used for ultra-fine marking and engraving, and is especially suitable for precision marking on the surface of packaging bottles (boxes) of polymer materials such as food, medicine, cosmetics, and wires. Products Features 1. Stable wa