It isn’t that. They have been talking about Fresnel lenses on PV for decades. It’s solving the heat issue and the size issue. A Fresnel lens gathers a large area of light and focuses it down, including focusing the heat. Normal PV cells cannot handle that amount of heat.
NOT_RICK@lemmy.world 4 weeks ago
It is interesting that someone just recently thought to use a fresnel lens with photovoltaics when they’ve existed for hundreds of years
dogslayeggs@lemmy.world 4 weeks ago
It isn’t that. They have been talking about Fresnel lenses on PV for decades. It’s solving the heat issue and the size issue. A Fresnel lens gathers a large area of light and focuses it down, including focusing the heat. Normal PV cells cannot handle that amount of heat.
DrunkenPirate@feddit.org 4 weeks ago
This is exactely how most inventions are made: put together two things from different realms that might have a good fit.