Method of operating a material processing machine using a laser and laser processing head includes an optical element of material processing machine using a laser , the optical element

摘要

Optical elements for assembling to the material processing machine using a laser present invention relates to ( 2) . Optical element according to the present invention ( 2 ) , and has a surface not exposed to the laser beam and / or not used optically during operation of the material processing machine , the transponder ( 7 ) is arranged in the area of the surface transponder ( 7 ) is adapted to encompass a readable information on the optical element ( 2 ) .