A look at some of the optical illusions available for 3D printing (and maybe a couple of free energy perpetual motion machines).
3D Files:
Anamorphic Cube: https://www.thingiverse.com/thing:1889022
Rightward Pointing Arrow: https://www.thingiverse.com/thing:2887058
Head in a Block: https://www.thingiverse.com/thing:2569573
Ambiguous Cylinder: https://www.myminifactory.com/object/3d-print-ambiguous-cylinder-illusion-26981
Straight Pole Curved Hole: https://www.myminifactory.com/object/3d-print-straight-pole-curved-hole-illusion-30750
Impossible Staircase: https://grabcad.com/library/impossible-staircase-1
Impossible Cuboids: https://www.thingiverse.com/thing:2372469
Penrose Triangle Illusion: https://www.thingiverse.com/thing:6513
Penrose Triangle 2: https://grabcad.com/library/penrose-triangle-2
Money Maker: https://www.thingiverse.com/thing:2864551
Pinwheel: https://www.thingiverse.com/thing:705095
Perpetual Motion 1: https://www.thingiverse.com/thing:2833419
Perpetual Motion 2: https://www.thingiverse.com/thing:63543
All parts printed in AIO Robotics PLA (affiliate link): https://amzn.to/2uiYy13
#illusions #opticalillusions
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