Optical illusions

[Martin Weiss]

Here's a cool illusion I hadn't seen before:

http://neatorama.cachefly.net/misscellania/colorillusion.png


The spiral appears to have arms of green, blue, and pink/magenta - but what appears to be blue and what appears to be green are actually identical colors, confirmed by spectrometry. Link (http://blogs.discovermagazine.com/badastronomy/2009/06/24/the-blue-and-the-green/)

[Martin Weiss]

Here is another cool one:

http://www.moillusions.com/wp-content/uploads/2009/06/you-will-forward-this-mail-580x575.jpg

[Roberto B]

ehehehehe when you open optical illusions threads and emanuel is giving lessons about politics something goes strange on the reduser boat.. what is me saying? lol btw JJ.. summertime.. where's scarlet?.. when?? :biggrin:

hey.. now got it.. you have the answer to my ask.. optical illusions loooooool :smilielol5:

[JanneJansson]

..yes, but if you blur it, the colors become what you think also :)

http://sfe.se/ill1.jpg

http://sfe.se/ill2.jpg

[Petr Dvorak]

due to terible smal resolution its hard to find which pixels they mesured with colorimeter :biggrin:

[Coco B]

Here is another cool one:

http://www.moillusions.com/wp-content/uploads/2009/06/you-will-forward-this-mail-580x575.jpg

That's so cool!