File talk:2010-06-05 52 13 ilpadre mexikoplatz WITH SCIENCE.jpg

Ooh, pretty! Where is that, and what did they do to it? :D -- relet 06:32, 7 June 2010 (UTC)

I got a pair of diffraction grating glasses at the Long Night of the Sciences tour at BESSY, here. In this photo, you can even see the apparatus I am working with at the top left corner. :) --ilpadre 16:59, 7 June 2010 (UTC)