Twisted Cord Illusion


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Twisted cord illusion


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Copyright © 1996-2017 Alexander Bogomolny

The parallel lines do not often look parallel.

The first figure depicts the so called Twisted Cord illusion, the second the Brick Wall one (needs rotating through 90°.) The latter has a page of its own.


References

  1. A. Seckel, The Art of Optical Illusions, Carlton Books, 2000 (#30)

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Copyright © 1996-2017 Alexander Bogomolny

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