K40 Laser Head Plate

++Design for air assist for this plate available in my Things++
++File provided does not have the 40k engraving on it++
++Meant to be cut from 3mm Acrylic or other 3mm material++

I've had my K40 for a few months now, and the entire time I have been battling alignment issues. I could get the spread from the upper left/lower left to the upper right/lower right to acceptable levels, at about 2-2.5mm of drift from one another. I had recently replaced the caster wheels on the machine with elevator bolts and some nuts to allow me to level the machine, and I had decently leveled the gantry and ensured it was squared with an electronic micrometer. But STILL could not solve for the drift.

Today I got squirrely and took my X axis apart to parts and noticed there was a subtle bend that was hard to notice while standing over the machine, but it clear once I had it in my hand. I then went to my PC upstairs I design my projects on, and got to work. This is simple design that is basically the