mitosis.
This ambiguous shape looks like two different objects from two distinct perspectives. With a mirror, you can see both perspectives simultaneously. Truly mind-blowing!
This is my variation of Dr. Kokichi Sugihara's Ambiguous Cylinder Illusion, featuring a large circle that seems to split into two smaller circles.
I had success printing at 0.12mm-0.16mm layer height. Smaller layer height should significantly improve the top surface.
2 shells, 0% infill, 6 top and bottom layers.
There are also two versions of the base, and two lengths of printable rods for the base. You can also use any 1/8" rods and perhaps some E6000 adhesive to secure them into place.
Cover photo was printed using MatterHackers PRO Series PLA