Laser marking is widely employed on large scale for part identification and traceability. Lasers mark a wide range of materials that include metals, nonmetals, ceramics, plastics, organics, and semiconductors, to name a few. Laser marking is fast and flexible process that can mark letters, nubers, graphics, logos, barcodes and even bitmaps. Anneal marking, engraving, soft marking are some techniques used to achieve desired marking results.