infrapunasädet
Infrapunasäde, also known as infrared radiation, is a type of electromagnetic radiation that lies beyond the visible light spectrum. It is characterized by wavelengths longer than visible light and shorter than microwaves. The term "infrared" literally means "below red," referring to its position in the electromagnetic spectrum, with red light being the longest visible wavelength.
Infrared radiation is invisible to the human eye but can be perceived as heat. All objects with
Common sources of infrared radiation include the sun, heat lamps, fire, and the human body. It plays
In technological applications, infrared radiation is used in a wide range of fields. Remote controls for televisions