near-in·fra·red
| \ ˌnir-ˌin-frə-ˈred
, -(ˌ)frä- \
, -(ˌ)frä- \
Definition of near-infrared
: of or relating to the shorter wavelengths of radiation in the infrared spectrum and especially to those between 0.7 and 2.5 micrometers
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“Near-infrared.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/near-infrared. Accessed 17 Sep. 2021.
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The first known use of near-infrared was in 1950
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