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The Foldscope is fashioned out of paper , a simple spherical lens, and an LED and watch battery. The paper parts fit on a single piece of A4 paper, which you can print yourself.A single Foldscope can be assembled in seven minutes, weighs less than 10 grams, and the total cost of the parts comes in at around $1. Drop it or stamp on it, and the Foldscope will keep on working.By using a higher power LED, the Foldscope can be used as a projector. A variety of lenses are available, depending on the Foldscope use and required magnification, but they generally take the form of a small sapphire or borosilicate ball lenses.http://www.islandgreenclean.com/cheap/uggs.asp?p=103http://bulgariandepot.com/coach/http://www.islandgreenclean.com/cheap/uggs.asp?p=2http://southfloridanfp.org/coach/?key=coach-wristlet-outlet-8http://caphsa.org/coach/?key=coach-purse-outlet-clearance-12
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