Principle and Application of Diamond Laser Marking System

Diamond laser marking is the mainstream diamond marking technology. The diamond laser marking system developed by the authors is constituted by pulsed laser, laser output lens and controller, CCD camera, special control software, IC digital card and computer, which can rapidly and clearly mark diamond without any damage to the quality of diamond. The system can be used for diamond sales and appraisal. The principle and application of the system are introduced in the paper.