Sculpfun S9 Laser Centering Helper

I recommend to center the laser from the software, then, using two vertical positioners (printed with different colors), manually center the engraver head as shown in the pictures.

Also in the picture:

• Z-Axis lift: https://www.thingiverse.com/thing:5236996
• Aluminum Lifter Router Table: https://www.aliexpress.com/item/1005003654212182.html
• Sculpfun Laser Rotary Roller: https://www.aliexpress.com/item/1005003911208937.html