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Zollner's Illusion

\begin{figure}\begin{center}\BoxedEPSF{Zollners_Illusion.epsf}\end{center}\end{figure}

In this Illusion, the Vertical lines in the above figure are Parallel, but appear to be tilted at an angle.

See also Illusion


References

Jablan, S. ``Some Visual Illusions Occurring in Interrupted Systems.'' http://members.tripod.com/~modularity/interr.htm.

Pappas, T. The Joy of Mathematics. San Carlos, CA: Wide World Publ./Tetra, p. 172, 1989.




© 1996-9 Eric W. Weisstein
1999-05-26