What is fiber laser engraving? - Laser Engraving Tips
Jul 23, 2021· Here is how it works: the fiber laser engraver produces a laser beam by pumping a very intense light through the fiber optic cables. These fiber optic cables are doped with ytterbium which helps to release the energy in the form of photons. The photons then create a laser beam as they are exiting the fiber optic cable.