The latest works 38

since February 23, 2009



"Eye color constancy"

The eyes in the left image appears to be yellow while those in the right one appears to be gray, though they are the same gray.

Copyright Akiyoshi Kitaoka 2009 (April 23)

Color illusion 10



"Eye color constancy 2"

The eyes in the left image appears to be yellow while those in the right one appears to be blue, though they are the same color.

Copyright Akiyoshi Kitaoka 2009 (April 24)

Color illusion 10



"Eye color constancy 3"

The eyes in the left image appears to be light blue while those in the right one appears to be nearly gray, though they are the same color.

Copyright Akiyoshi Kitaoka 2009 (April 24)


The eye color is R=96, G=88, B=87.



"Skin lightness constancy"

The skin in the left image appears to be light while that in the right one appears to be dark, though they are the same gray.

Copyright Akiyoshi Kitaoka 2009 (May 1)






"Fluttering tongues"

Snake tongues appear to flutter in the peripheral vision.

Copyright Akiyoshi Kitaoka 2009 (April 21)



"Underestimation of object size behind a grating"

An object behind a grating appears to be smaller than it is.

Copyright Akiyoshi Kitaoka 2009 (March 27)



The grating outside the object might also afford this effect (the rightmost image).



"Infinite infinite staircase TMS"

This image appears to be an infinite staircase.

Copyright Akiyoshi Kitaoka 2009 (March 15)

Impossible figures



"Infinite infinite staircase"

This image appears to be an infinite staircase.

Copyright Akiyoshi Kitaoka 2009 (March 13)

Impossible figures



"Naruto spirals"

*Naruto is a strait which shows spirals on the surface of the sea.

Concentric rings appear to be spirals and appear to rotate.

Copyright Akiyoshi Kitaoka 2009 (March 10)


"Delayed color contrast"

The gray circles embedded in the magenta square appear to increase green appearance as observers keep watching, though they are the same gray as those shown at the right.

Copyright Akiyoshi Kitaoka 2009 (January 26)


"Immediate color contrast"

The gray circles embedded in the cyan square appear to be reddish, though they are the same gray as those shown at the right.

Copyright Akiyoshi Kitaoka 2009 (January 26)




"Delayed color contrast 2"

The gray circles appear to increase green (or cyan) appearance as observers keep watching, though they are the same gray as those shown at the right.

Copyright Akiyoshi Kitaoka 2009 (January 26)


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