La Memoria - 5 "Jastrow Illusion"

With their left sides aligned,
the lower figure appears larger

Shifting the upper figure
to the right reveals their identical sizes

The Jastrow illusion is an optical illusion discovered by the American psychologist Joseph Jastrow in 1889. In this illustration, the two figures are identical, although the lower one appears to be larger. The short edge of the upper figure is compared to the long side of the lower one.

>> Jastrow Illusion adalah ilusi optik yang di temukan oleh seorang psikolog berkebangsaan Amerika, Joseph Jastrow pada tahun 1889. Joseph mendeskripsikan, bahwa salah satu dari dua benda yang identik akan terlihat lebih kecil jika diletakkan di atas benda yang lainnya.

Source : http://en.wikipedia.org/wiki/Jastrow_illusion

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L.N
August 23rd, 2014