Instructables: exploring - photos - workshop - solar - featured http://www.instructables.com Thu, 2 Oct 2014 08:17:19 PDT BLOX v1.01 Solar Death Ray (TV Fresnel Lens) http://www.instructables.com/id/Solar-Death-Ray-TV-Fresnel-Lens/ http://cdn.instructables.com/FZD/6L5S/HM8DFHBD/FZD6L5SHM8DFHBD.SQUARE2.jpg http://cdn.instructables.com/FZD/6L5S/HM8DFHBD/FZD6L5SHM8DFHBD.SQUARE.jpg http://cdn.instructables.com/FZD/6L5S/HM8DFHBD/FZD6L5SHM8DFHBD.SMALL.jpg bennelson For all of you would-be eco-friendly mad-scientists, I present to you a way to dominate the world! But only on sunny days - THE SOLAR DEATH RAY! This is simply a free projection lens from the front of an old television, mounted in a wood frame. It's any easy project anyone can build with only simpl...
By: bennelson

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Tue, 1 Oct 2013 12:24:02 PDT