[ale] OT: Optical Illusion.

[david at systemoverlord.com (David Tomaschik)]

On 09/15/2011 11:46 PM, Michael H. Warfield wrote:
> Someone at the meeting tonight asked me to post the URL to the colored
> spiral optical illusion I had with me.  Here it is:
>
> http://topcultured.com/an-illusion-so-impossible-i-had-to-double-check-in-photoshop/
>
> The blue and the green strips in the image are actually the exact same
> color.  June wouldn't believe it so I used gimp to create two squares on
> a white background in another image and used the dropper tool to fill a
> square from the blue and a square from the green (hint - start with the
> blue) and they were both identical.  It's even more astonishing printed
> on paper where the contrast is higher and the blue seems darker.
>
> Mike
>
That link is broken.  "Sorry for the delay but TopCultured is getting a
much needed overhaul. Come back soon!"

-- 
David Tomaschik, RHCE, LPIC-1
System Administrator/Open Source Advocate
OpenPGP: 0x5DEA789B
http://systemoverlord.com
david at systemoverlord.com