Tuesday, November 15, 2011

FRESNEL LENS SUN COLLECTOR Heating a Swimming Pool with the Sun Solar Swimming Pool Heater


www.greenpowerscience.com This video show how a Fresnel Lens can be used to generate heat in water for a pool. It also illustrates the inability to heat water only. and the need for a dark target. The heat sink used in this video falls short of being a true dark object but the green color looked cool.

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