http://www.earth4energytalk.com/solar-power/heliostat-sun-tracker-solar-power-fresnel-lens-green-energy Sun, 16 Nov 2008 11:42:05 +0000 http://backend.userland.com/rss092 en This is our first attempt at a useable Heliostat for our Fresnel Lenses. In future videos I will have all the information for a DIY system using very easy to find materials. We are developing a controller that is simple to program and can control any type of DC or ... http://www.earth4energytalk.com/solar-power/heliostat-sun-tracker-solar-power-fresnel-lens-green-energy