tag:blogger.com,1999:blog-19117746.post114370185063625315..comments2024-01-22T02:19:45.719-08:00Comments on SolarDweller Solar Blog: Solar Hot Water in affordable housingJason C.http://www.blogger.com/profile/17757690316460335313noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-19117746.post-1169141151170465312007-01-18T09:25:00.000-08:002007-01-18T09:25:00.000-08:00Has anyone heard of a fresnel lens that will focus...Has anyone heard of a fresnel lens that will focus into a row instead of a small spot? With such a lens one could build a solar water heater, say 2'X8' that would focus the energy to 1'X8'. And work much like a solar trough. Without the hassles of focus. Effectively creating double the energy to the 1'X8' surface.Anonymousnoreply@blogger.com