EVERYTHING ABOUT UNCOOLED IR CAMERA

Infrared was uncovered in 1800 by Sir William Herschel as a form of radiation past red light.[one] These "infrared rays" (infra could be the Latin prefix for "below") have been used generally for thermal measurement.[2] You will find four primary laws of IR radiation: Kirchhoff's law of thermal radiation, Stefan–Boltzmann law, Planck's law, and W