HeyGears G1X: I Reprinted a Prosthetic Eye in Full Colour at Home

Years ago I helped make a 3D printed prosthetic eye in a university lab and never got to keep one. I tested a pre-production HeyGears G1X to see if I could finally print it at home: setup, space, the three print modes, soluble supports and the eye itself.
EufyMake E1 Zero Point Alignment: How to Set It Up and Use It

Zero point alignment gives the eufyMake E1 millimetre-accurate placement for jigs, batches and tall objects. What it is, how to calibrate both beds, and how to use it.