This part was marked with a 20-watt q-switched ytterbium fiber laser with a 160 mm focal length lens. This sample surface etched, creating marks of substantial depth on the surface of the material. The process for this Sample used a fiber laser at a setting of 10 Watts, with a frequency of 35kHz and a speed of 15 inches per second. The cycle time for processing was 2.03 seconds.