a thoughtful web.
Good ideas and conversation. No ads, no tracking.   Login or Take a Tour!
comment
Larso  ·  3451 days ago  ·  link  ·    ·  parent  ·  post: Hubski, what's an original idea you've had but have never had the chance to share it?

Solar thermal uses mirrors to concentrate light anyway. Fresnel lenses are kind of messy in that the scatter the light a lot, so you can't shrink the PV as much if you were using a mirror.