Rotating snakes 15

I produced several variants of "Rotating snakes" because this work seems to be preferred by many people.

since October 8, 2012

Warning: This page includes real animations. Please do not keep watching them for a long time. Although this page has carefully avoided the known harmful stimuli, unknown ones might happen to be included. Never copy them.



"Rotating snakes: Thai curry color"

Each disk appears to rotate in the direction from red to dark yellow, green, yellow, back to red on PC displays. The direction of illusory motion is reversed when the printed image is observed in a dark illumination.

Copyright Akiyoshi Kitaoka 2013 (December 27)



"Rotating snakes: Red and green 2"

Each disk appears to rotate in the direction from red to dark gray, green, light gray, back to red on PC displays. The direction of illusory motion is reversed when the printed image is observed in a dark illumination.

Copyright Akiyoshi Kitaoka 2013 (December 27)



"Rotating snakes: Red and green"

Each disk appears to rotate in the direction from red to black, green, white, back to red on PC displays. The direction of illusory motion is reversed when the printed image is observed in a dark illumination. Both effects are weak.

Copyright Akiyoshi Kitaoka 2013 (December 27)



"Rotating snakes: Red and green: Color change-induced motion illusion with the red background"

Each disk appears to rotate in the direction from red to black, green, white, back to red when the image is disappearing to be the red background. On the contrary, each disk appears to rotate in the direction from red to white, green, black, back to red when the image is emerging from the red background.

Copyright Akiyoshi Kitaoka 2013 (December 27)


(GIF)



"Rotating snakes: Red and green: Color change-induced motion illusion with the green background"

Each disk appears to rotate in the direction from red to white, green, black, back to red when the image is disappearing to be the green background. On the contrary, each disk appears to rotate in the direction from red to black, green, white, back to red when the image is emerging from the green background.

Copyright Akiyoshi Kitaoka 2013 (December 27)


(GIF)



"Rotating snakes: Red and green: Color change-induced motion illusion with the blue background"

Each disk appears to rotate in the direction from red to white, green, black, back to red when the image is disappearing to be the blue background. On the contrary, each disk appears to rotate in the direction from red to black, green, white, back to red when the image is emerging from the blue background.

Copyright Akiyoshi Kitaoka 2013 (December 28)


(GIF)



"Rotating snakes: Red and blue"

Each disk appears to rotate in the direction from red to black, blue, white, back to red on PC displays. The direction of illusory motion is reversed when the printed image is observed in a dark illumination. Both effects are weak.

Copyright Akiyoshi Kitaoka 2013 (December 28)



"Rotating snakes: Red and blue: Color change-induced motion illusion with the red background"

Each disk appears to rotate in the direction from red to black, blue, white, back to red when the image is disappearing to be the red background. On the contrary, each disk appears to rotate in the direction from red to white, blue, black, back to red when the image is emerging from the red background.

Copyright Akiyoshi Kitaoka 2013 (December 28)


(GIF)



"Rotating snakes: Red and blue: Color change-induced motion illusion with the blue background"

Each disk appears to rotate in the direction from red to white, blue, black, back to red when the image is disappearing to be the blue background. On the contrary, each disk appears to rotate in the direction from red to black, blue, white, back to red when the image is emerging from the blue background.

Copyright Akiyoshi Kitaoka 2013 (December 28)


(GIF)



"Rotating snakes: Red and blue: Color change-induced motion illusion with the green background"

Each disk appears to rotate in the direction from red to white, blue, black, back to red when the image is disappearing to be the green background. On the contrary, each disk appears to rotate in the direction from red to black, blue, white, back to red when the image is emerging from the green background.

Copyright Akiyoshi Kitaoka 2013 (December 28)


(GIF)



"Rotating snakes: Red and blue 2"

Each disk appears to rotate in the direction from red to black, blue, gray, back to red on PC displays. The direction of illusory motion is reversed when the printed image is observed in a dark illumination.

Copyright Akiyoshi Kitaoka 2013 (December 28)



"Forced rotation of Rotating snakes to and fro"

Each disk appears to rotate clockwise and counterclockwise.

Copyright Akiyoshi Kitaoka 2013 (April 28)

I hope those who do not see the Rotating snakes illusion see this illusion.


"Forced rotation of Rotating snakes"

Each disk appears to rotate in the same direction as illusory motion of Rotaitng snakes.

Copyright Akiyoshi Kitaoka 2013 (April 29)

I hope those who do not see the Rotating snakes illusion see this illusion.


"Forced reverse rotation of Rotating snakes"

Each disk appears to rotate in the opposite direction to illusory motion of Rotaitng snakes.

Copyright Akiyoshi Kitaoka 2013 (April 29)

I hope those who do not see the Rotating snakes illusion see this illusion.



"Forced rotation of red Rotating snakes"

Each disk appears to rotate continually in the constant direction.

Copyright Akiyoshi Kitaoka 2013 (April 22)

I hope those who do not see the Rotating snakes illusion see this illusion.


For Rasmus


"Rotating snakes: test and control stimuli"

Copyright Akiyoshi Kitaoka 2013 (February 16)


For Yokota san

Copyright Akiyoshi Kitaoka 2013 (May 27)



"Rotating snakes: red and sky blue"

Each disk appears to rotate in the direction: black, sky blue, white, red, black. The direction is reversed by viewing a printed one under dark illumination.

Copyright Akiyoshi Kitaoka 2013 (February 11)



"Rotating snakes: red and sky blue, strong"

Each disk appears to rotate in the direction: dark red-purple, sky blue, light red-purple, red, dark red-purple. The direction is reversed by viewing a printed one under dark illumination.

Copyright Akiyoshi Kitaoka 2013 (February 6)



"Rotating snakes: green and cyan"

Disks appear to rotate. This is a product in the collaboration with Professor Kazuhisa Yanaka, Kanagawa Institute of Technology.

Copyright Akiyoshi Kitaoka 2012 (October 8)


Rotating snakes 14

Rotating snakes 13

Rotating snakes 12

Rotating snakes 11

Rotating snakes 10

Rotating snakes 9

Rotating snakes 8

Rotating snakes 7

Rotating snakes 6

Rotating snakes 5

Rotating snakes 4

Rotating snakes 3

Rotating snakes 2

Rotating snakes 1


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