http://www.frenblog.com/illusion/convex-door-illusion/ Tue, 06 Jan 2009 02:26:01 +0000 http://wordpress.org/?v=2.0.4 http://www.frenblog.com/illusion/convex-door-illusion/#comment-248 Sat, 10 Mar 2007 01:05:31 +0000 http://www.frenblog.com/illusion/convex-door-illusion/#comment-248 [...] When the first time i saw this illusion picture, i was “grrr” and thought if the door is it in or out? After the few minutes, i just know the top of the door is out and the bottom is in. Do you agree with me? Don’t get mad if you do not know it is in or out because it is an Optical Illusion. It would be impossible to build this door in real life. [...] […] When the first time i saw this illusion picture, i was “grrr” and thought if the door is it in or out? After the few minutes, i just know the top of the door is out and the bottom is in. Do you agree with me? Don’t get mad if you do not know it is in or out because it is an Optical Illusion. It would be impossible to build this door in real life. […]

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