Entity: INFRARED
INFRARED refers to electromagnetic wave frequencies below the visible range, typically with wavelengths between 800 nanometers and 1 millimeter.
INFRARED
Etymology
The term 'INFRARED' originates from the Latin word 'infra,' meaning below, and 'red,' referring to the red end of the visible spectrum.
Definition
INFRARED is a type of electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves. It falls within the range of 800 nanometers to 1 millimeter.
Historical Context
INFRARED was discovered in the early 19th century by Sir William Herschel. Its applications have since expanded to various fields, including astronomy, communication, and thermal imaging.
Cultural Significance
INFRARED technology is widely used in night vision devices, remote controls, and security systems, influencing modern society's surveillance and entertainment industries.
Related Concepts
INFRARED is closely related to ultraviolet (UV) and microwave radiation, forming part of the electromagnetic spectrum.
See Also
- Ultraviolet
- Microwave
- Electromagnetic Spectrum
A type of electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves, often felt as warmth.