NTNUJAVA Virtual Physics Laboratory
Enjoy the fun of physics with simulations!
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Acting locally and thinking globally. ...Wisdom
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Author Topic: illusion: back ground effect  (Read 7902 times)
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Fu-Kwun Hwang
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on: January 05, 2011, 11:32:34 am » posted from:Taipei,T'ai-pei,Taiwan

Does the innermost red and yellow squares look like a parallelogram?
Oops! They are squares.

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* illusion_bending.jpg (100.61 KB, 430x418 - viewed 319 times.)
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Reply #1 on: June 20, 2011, 04:12:16 am » posted from:Matamoros,Tamaulipas,Mexico

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Reply #2 on: August 05, 2011, 09:35:21 pm » posted from:Dhaka,Dhaka,Bangladesh

Just enjoyed this. Any scientific explanation behind this?
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