Optical Illusions
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Waves
Renewal version
Vertical or horizontal edges appear to tilt.
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A crab in the autumn color swamp
The ring region appears to rotate when we approach or move away from the figure while fixating at the center.
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Swirls
Concetric arrangements of stars appear to be spirals.
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Streams
Rings appear to rotate when we approach or leave the figure with fixating at the center.
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Ripples
Vertical or horizontal edges appear to tilt.
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Waves
Vertical or horizontal edges appear to tilt.
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Streams
Vertical or horizontal edges appear to tilt.
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The autumn color swamp
The inset appears to move.
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The sun
Radial lines appear to wave.
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A fall
Water appears to fall.
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A sunflower
The flower appears to expand or the surrounding square appears to contract.
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Diamond
The outer ring appears to rotate clockwise, slowly, while the inner one counterclockwise. This effect is stronger in peripheral vision.
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A goldfish
Colored borders occasionally appear to twitch in the horizontal direction.
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A rainbow wave
The figure appears to wave.
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Hearts
The inset appears to move.
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Tapes
Colored oblique tapes are physically straight but appear to wave.
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Men with sunglasses
Vertical or horizontal edges appear to be distorted and each quarter region appears to move.
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Packed apples
Vertical edges appear to tilt alternately.
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Scales of a dragon
Vertical or horizontal black lines appear to tilt.
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Haru no ogawa*
* A stream in spring
Illusory motion is sometimes observed. The "light-gray" diamonds and the "dark-gray" ones are actually of the same luminance (Logvinenko's illusion).
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Colony
The vertical or horizontal lines appear to tilt.
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Face-to-face
Vertical and horizontal edges appear to be distorted, respectively.
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Ultraman and Pikachu
The vertical or horizontal edges appear to tilt
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Bashful
Vertical edges appear to tilt.
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A tapeworm
White rectangles appear to curve.