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Akiyoshi Kitaoka is a Professor of Psychology at the College of Letters, Ritsumeikan University, in Kyoto, Japan.

He's a creator of some of the most devilish, brain-breaking optical illusions on the internet.

His latest effort is no different.

The concentric circles - which are circles that have their centres at the same point - are meant to look like spirals.

And yes, it works:

Picture:Picture: Akiyoshi Kitaoka/edited by indy100

Our poor eyes.

He has also been recently improvising illusions in the real world, not just through computer generated images:

For more information on how the illusions are made (and for hours of torturing your eyes) you can visit his website, here.

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