Material: Acrylic
Method Used: etch
Depth: <.002
Laser Type: 20 Watt CW Fiber Laser
Focal Length Lens: 254mm
Power:40%
Speed:10 inches per second
Passes:2
Cycle Time:50.5 seconds
Samples were processed using a 20 watt CW fiber laser through a 254mm F-theta lens. To increase the contrast in the brail bars you may need to increase the amount of paint use in the colored area. (race track color).