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Fresnel lens

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  1. 06-08-2014, 06:21 AM #1
    mthomasdev
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    Quote Originally Posted by Hurrikane View Post
    Anybody using a Fresnel lens burner on metals?
    Please explain. I have a friend who is looking for one, but I don't understand the use for it.

  2. 06-10-2014, 04:46 PM #2
    Hurrikane
    Hurrikane is offline Metal Recycling Entrepreneur
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    Quote Originally Posted by mthomasdev View Post
    Please explain. I have a friend who is looking for one, but I don't understand the use for it.
    Fresnel lens is basically a 3'x5' magnifying glass that can focus sunlight and achieve awesome(dangerous!) temperatures
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