IR heaters are very simple - the light out is described by black body (or more accurately, grey body) radiation that mostly depends on the temperature. Cooler temperature gives longer wavelengths (lower energy).
https://freek-heaters.com/products/infrared-heaters/long-wave-ceramic-infrared-emitters/ has more details.
Good luck!
Cheers,
Scott.
https://freek-heaters.com/products/infrared-heaters/long-wave-ceramic-infrared-emitters/ has more details.
Good luck!
Cheers,
Scott.