IR
| Definition | : | Infrared |
| Category | : | Academic & Science » Electronics |
| Country/Region | : | Worldwide  |
| Popularity | : |
What does IR mean?
Infrared (IR) light is electromagnetic radiation with a wavelength longer than that of visible light, measured from the nominal edge of visible red light at 0.74 micrometers, and extending conventionally to 300 micrometres.