Mark your personal space with the Social Distancing Laser Hat! This will draw a circle of approximately 2m radius around you, letting you know if you're too close to someone or if they're too close to you!
I'm using a 1mW Class 1 laser, which is non-harmful to eyesight (but don't stare at it ffs). Bystanders would not be in any danger.
Thingiverse: www.thingiverse.com/thing:4305936
Full Fusion 360 model available here!
a360.co/2VNXtfa
Bill of materials: (actual parts / examples detailed below)
3D Printed parts as per Fusion 360 model. I printed on a Prusa MK2.5S MMU2S, using PrusaSlicer and the default 0.35mm FAST profile, which worked flawlessly first time.
2off skateboard bearings 22mm x 8mm x...