Geometrical illusion
w
ith stereoscopic impressions 6

Since September 16, 2013



"Isoluminant cushion"

This image appears to bulge out, though the image is composed of rectangles or squares aligned vertically and horizontally.

Copyright Akiyoshi Kitaoka 2022 (December 15)


"Bulging illusion with the illusion of Y-junctions"

The image appears to bulge out, though the checkerboard consists of squares aligned vertically and horizontally.

Copyright Akiyoshi Kitaoka 2016 (June 26)


"Bulging illusion with the illusion of shifted edges"

The image appears to bulge out, though each edge is vertical or horizontal.

Copyright Akiyoshi Kitaoka 2016 (June 26)


"Bulging illusion with the Café Wall illusion"

The image appears to bulge out, though the checkerboard consists of squares aligned vertically and horizontally..

Copyright Akiyoshi Kitaoka 2016 (June 26)


"Bulging illusion with the Fraser illusion"

The image appears to bulge out, though the checkerboard consists of squares aligned vertically and horizontally.

Copyright Akiyoshi Kitaoka 2016 (June 26)


"Bulging illusion with the Fraser illusion"

The image appears to bulge out, though the checkerboard consists of squares aligned vertically and horizontally.

Copyright Akiyoshi Kitaoka 2016 (June 26)


"Bulging illusion with the illusion of shifted lines"

The image appears to bulge out, though it consists of only squares.

Copyright Akiyoshi Kitaoka 2016 (August 14)


"Illusion of shifted lines"

These arrays are arranged horizontally but appear to tilt. The uppermost and the third one appear to tilt counterclockwise whereas the second and the lowermost ones clockwise.

Copyright Akiyoshi Kitaoka 2016 (August 14)


"Curvature illusion of shifted lines"

These arrays are arranged horizontally but appear to curve. The uppermost and the third one appear to curve upward whereas the second and the lowermost ones downward.

Copyright Akiyoshi Kitaoka 2016 (August 14)


"Bulging illusion with the Zöllner illusion"

Vertical or horizontal lines appear to bend and the image appears to bulge out.

Copyright Akiyoshi Kitaoka 2016 (August 14)



"Full of octopi"

The image appears to bulge out, though the gray lines are vertical or horizontal.

Copyright Akiyoshi Kitaoka 1999 (update December 14, 2015)


"Flying squares"

The image appears to bulge out, though it consists of only squares.

Copyright Akiyoshi Kitaoka 1998 (update December 18, 2015)


"A bulge"

The image appears to bulge out.

Copyright Akiyoshi Kitaoka 2015 (June 3)

"A butterfly"

The image appears to be concave.

Copyright Akiyoshi Kitaoka 2015 (June 3)

"A bulge 2"

The image appears to bulge out.

Copyright Akiyoshi Kitaoka 2015 (June 4)

"A bulge 3"

The image appears to bulge out.

Copyright Akiyoshi Kitaoka 2015 (June 4)

"A butterfly 2"

The image appears to be concave.

Copyright Akiyoshi Kitaoka 2015 (June 3)

"A butterfly 3"

The image appears to be concave.

Copyright Akiyoshi Kitaoka 2015 (June 4)

"A bulge 4"

The image appears to bulge out.

Copyright Akiyoshi Kitaoka 2015 (June 4)

"A bulge 5"

The image appears to bulge out.

Copyright Akiyoshi Kitaoka 2015 (June 4)

"A bulge 6"

The image appears to bulge out.

Copyright Akiyoshi Kitaoka 2015 (June 4)

"A bulge 7"

The image appears to bulge out.

Copyright Akiyoshi Kitaoka 2015 (June 4)

"A butterfly 4"

The image appears to be concave.

Copyright Akiyoshi Kitaoka 2015 (June 4)


"Hydrangea"
(a remake)

Vertical or horizontal edges appear to be distorted.

Copyright Akiyoshi Kitaoka 2002, 2015 (February 21)



"Packed cushions"

The image consists of squares or rectangles, but there appear to be curves.

Copyright Akiyoshi Kitaoka 2014 (June 21)


"Bug"

The image appears to bulge out though they consist of squares or rectangles. In addition, there is anomalous motion illusion, too.

Copyright Akiyoshi Kitaoka 2013 (September 16)


Geometrical illusion with stereoscopic impressions 5

Geometrical illusion with stereoscopic impressions 4

Geometrical illusion with stereoscopic impressions 3

Geometrical illusion with stereoscopic impressions 2

Geometrical illusion with stereoscopic impressions


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