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02-06-2013, 04:04 PM
  #19
Hivemind
We're Touched
 
Join Date: Oct 2010
Location: Philadelphia
Posts: 15,336
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Quote:
Originally Posted by Richer's Ghost View Post
this is not real - it is a photoshopped inversion.
...duh?

The point of the photoshop is to demonstrate negative refraction, a property that doesn't exist in nature.

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