I recently got into laser cutters/engravers. Every frame I have seen thus far only have X/Y-axis. I'm trying to design a Z-axis that would sit on the X-axis, that would adjust the laser focus through a motor, rather than having to manually adjust objects to the correct height. Most frames (99.9% of them at least) have the X-axis moving up and down on the Z-axis. I want to flip this. I want my Z-by Raestlin - General