Fresnel Lens Flexible 380mm solar Adhesive FREE glass adhesion
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Info

Flexible Solar Fresnel Lens is made from a special combination substrate.DIAMETER = 380mm FOCAL LENGTH=700mm or roughly 28 inches. http://www.greenpowerscience.com/ This Material is currently being evaluated for extended UV Exposure. Current Enhanced UV exposure has passed up to a 2 month period. For now they are only recommended for short term exposure and indoor scientific usage.

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