Sketch Swap - Haz un dibujo y consigue otro a cambio. Dayofbirth.co.uk - What day were you born on? Rotational illusion. Rotating illusion "Rotating snakes" Circular snakes appear to rotate 'spontaneously'. Copyright A.Kitaoka 2003 (September 2, 2003) Explanation (PDF file) "Candies" The two concentric arrays of "candies" appear to rotate in the different directions when we approach or move away from the figure while fixating at the center.
Copyright A.Kitaoka 2002(c)Akiyoshi Kitaoka "Trick eyes" Tokyo: KANZEN 2002 "Umbrellas" The circles in front appear to rotate counterclockwise. Copyright A.Kitaoka 2003 "Co-op" Circles appear to rotate. "Caprice rotation" The left and right half circles appear to rotate sometimes. "Boats" The ring of boats appears to rotate slowly. "Rotating checks" Illusory radial lines appear to rotate. "Absorption" The surround appears to move to the center. "Cogwheels" The outer ring appears to rotate clockwise while the inner one counterclockwise. "Stealthy rotation" The circle appears to rotate counterclockwise when seen in peripheral vision. "A waterwheel" "Sheep" "Allergen" Circles appear to rotate. 15 Fun Facts you probably didn’t know.
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