Sunday, November 21, 2010

Science Reasearch Projects



This is the first time I am on so-called "hollow lens" is (are the pearls of two half lenses and are in the middle hollow and pretty easy) have tried - is difficult if you invested a perfectionist, for it is an impossibility two completely identical Lenses to bring to this and stick to each other without any projection. Beautiful they have become still, I think ...

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