| Material: | rubber | Power: | 50% |
| Method Used: | Laser etching | Frequency: | 20khz |
| Depth: | <.002 | Speed: | 20 inches per second |
| Laser Type: | 20 Watt Q-Switch Fiber Laser | Passes: | 1 |
| Focal Length Lens: | 160mm | Cycle Time: | 7.4 seconds |
Rubber seal shown here was laser etched to produce current mark. Sample were processed using a 20 watt Q-switched fiber laser through a 160mm F-theta lens.