The parts were marked using a 20 watt q-switched ytterbium fiber laser with 160 mm focal length lens. The samples were etched to create brightly contrasting marks.

Material: Brass
Power: 18 watts
Method used: Etching
Frequency: 20kHz
Depth: Surface
Speed: 25 inch/sec.
Laser Type: Q-Switched Fiber Laser
Focal Length Lens: 160mm
Cycle Time: 9.4 seconds