Infrared light: Difference between revisions
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In [[physics]], ''' | In [[physics]], '''infrared (IR) light''' refers to a non-[[visible]] portion of the [[electromagnetic spectrum]] ranging from wavelengths of 750 nm to 1 mm. The name infrared comes from [[latin|Latin]] ''infra-'' meaning below, i.e., infrared has a lower frequency red in the [[spectrum]]. | ||
[[Category: Physics Workgroup]] | [[Category: Physics Workgroup]] | ||
[[Category: CZ Live]] | [[Category: CZ Live]] | ||
Revision as of 09:18, 6 April 2007
In physics, infrared (IR) light refers to a non-visible portion of the electromagnetic spectrum ranging from wavelengths of 750 nm to 1 mm. The name infrared comes from Latin infra- meaning below, i.e., infrared has a lower frequency red in the spectrum.