Cafe Wall Illusion

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This optical illusion seems to warp the straight lines as you move the slider. Port 1010 in Melbourne is a building that uses this effect, known as the cafe wall illusion.

Contributed by: K. Ashwini Kumar  (December 2014)
Open content licensed under CC BY-NC-SA



The alternating rows of the squares are shifted to the left and right and because of this, the lines appear as if they are not parallel, even though they are.


[1] Wikipedia. "Café Wall Illusion." (Dec 8, 2014)é_wall_illusion.

[2] Fermibot. "Illusions!" (Dec 8, 2014)

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