Ambiguous cylinder illusion and its explanation

This is just mind-boggling at first! Check out the video below to see the so-called ambiguous cylinder illusion. This shape looks like a round cylinder... but in the MIRROR it looks like a rectangular cylinder! (Or vice versa...) Amazing!

This trick with cylinders/squares comes from Kokichi Sugihara, an engineering professor at Meiji University in Japan.

And here WHY the illusion actually works...


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