Amazing Ambiguous Cylinder Illusion

How the hell do these squares look circular when reflected in the mirror?!

It seems impossible and yet there is no camera trickery involved, it really is a genuine optical illusion. So how does it work?

One clever YouTuber reverse engineered the problem, using a 3D printer to create the answer.

Here’s how…

Finalist of the Best Illusion of the Year Contest 2016

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