... , the laser is projected to the object surfaces that need for welding .Under the control of the PLC or industrial PC, ... the SCM, PLC or industrial PC. By adjusting the frequency or pulse width, the energy of the laser beam can be changed ... , horologe, and in defense applications.Jewelry laser welding machine Standard Configuration:1.YAG laser occurrence unit, 1set 2.Laser power, 1PC, 3.Optical route ...