Illusion of expansion and contraction #2

Caution: You might feel sick.

since June 22, 2004

"Two flowers"

The right flower appears to expand while the left one appears to contract.

Copyright Akiyoshi.Kitaoka 2005 (April 6)

"A flower festival"

Each flower sometimes appears to expand.

Copyright Akiyoshi.Kitaoka 2005 (April 6)


*banboo shoots

The ring of bamboo shoots appear to expand. In addition, green appears to increase its intensity when observers approach the image fixating at the center, while red does when observers move away from the image fixating at the center.

Copyright Akiyoshi.Kitaoka 2005 (April 6)


Straight, vertical edges appear to bend. Moreover, the image appears to expand.

Copyright A.Kitaoka 2005 (February 15)


Each flower appears to expand.

Copyright A.Kitaoka 2004 (November 9)

"Boiled solution"

Some appear to expand while others appear to contract.

Copyright A.Kitaoka 2004 (November 9)

"Huygens's principle"

The waves appear to proceed.

Copyright A.Kitaoka 2004 (October 15)

"Bathroom tiles"

The checker pattern appears to expand or contract.

Copyright A.Kitaoka 2004 (October 14)

"A black hole"

The circle appears to expand gradually.

Copyright A.Kitaoka 2004 (June 22)

Expansion and contraction

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