Testing the differential screw adjuster

A project log for Differential Screw Z-Axis Optical Endstop

A differential screw is used to make a finely adjustable Z=0 endstop for a 3D printer.

Mark RehorstMark Rehorst 03/30/2020 at 19:210 Comments

I was running some tests on the new optical endstops in UMMD and included a test of the differential screw adjuster.

Surprise!  It works!