what can I do with a big sheet of fresnel magnifier plexiglass?
my neighbor through out his old rear-projection television, and I salvaged the pane of plexiglass with ridges in concentric circles used to magnify? or focus? the image. I am sure I could figure out how to solar heat something with it.. but I thought you all would like to know that I am open to suggestions.
Bio:I am a 41 year old misfit and the father of one magnificent boy. I got a degree in '99, but my chosen field is barely more than a fond memory. I am interested in anything that will keep my son's inter...read more »