Advanced Calibration Cube

thingiverse

This is an expert precision box. It has a recessed area within which contains a column with 3 spans going in distinct directions. Beyond standard characteristics of a precision box such as: - size verification (20x20x20 mm) - ghosting/ringing check on indented text - And here's the extra features: - overhang printing capability test (up to 75 degrees) - bridging test (about 10mm) - retraction test (between main structure and column) - Also, there's now a second version of the precision box with more challenging features: - additional thin raised letters inside indented ones - thinner column on the back to check printing small details after retractions