Hoa Mắt

[hoanghuyae]

http://www.yorku.ca/eye/illusion.gif

http://wilstar.net/science/illusion-triangle.gif

http://www.acetj.com/graphics/illusion.jpg

http://www-neuro.physik.uni-bremen.de/~jotterp/illusion.jpg

http://www.esigge.ch/primaire/activite/1999-00/echecs/images/illusion.jpg




http://www.ritsumei.ac.jp/~akitaoka/index-e.html