Hmm not sure about this one. Is it a joke or is this a great idea - only time will tell. The pricing and security could be an issue, but you got to like it.
Monday, 28 May 2012
Sunday, 13 May 2012
Creating a visible spectrum using a glass prism and a torch.
Re-living Newtons experiment of splitting white light with a prism. Used a torch as the source.
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