| Material: | aluminum |
| Method Used: | etch |
| Depth: | < 3mm |
| Laser Type: | 20 Watt Q-Switch Fiber Laser |
| Focal Length Lens: | 160mm |
| Power: |
100% |
| Frequency: | 20 kHz |
| Speed: | 10 inches per second |
| Passes: | 600 |
| Cycle Time: | 10 mins |
Samples were processed using a 20 watt Q-switched fiber laser through a 160mm F-theta lens.