TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

IRB TRANSMITTANCE [1 record]

Record 1 2023-05-16

English

Subject field(s)
  • Scientific Measurements and Analyses
  • Electromagnetic Radiation
  • Optical Glass
Universal entry(ies)
tauIRB
symbol, see observation
DEF

The average transmittance for welding filters and IR filters in the wavelength range from 1 400 to 3 000 nm.

OBS

The IR-B transmittance, expressed as a percentage ...

OBS

tauIRB: In the symbol, "tau" must be replaced by the corresponding small, italicized Greek letter, and "IRB," which stands for "infrared B," must be written in subscript (tauIRB).

OBS

IR-B transmittance; tauIRB: term, symbol and definition standardized by the International Organization for Standardization (ISO).

Key term(s)
  • IRB transmittance

French

Domaine(s)
  • Mesures et analyse (Sciences)
  • Rayonnements électromagnétiques
  • Verres d'optique
Entrée(s) universelle(s)
tauIRB
symbol, see observation
DEF

Facteur de transmission moyen pour les filtres de soudage et les filtres IR dans le domaine de longueurs d'onde de 1 400 à 3 000 nm.

OBS

Le facteur de transmission IR-B, exprimé en pourcentage [...]

OBS

tauIRB : Dans le symbole, «tau» doit être remplacé par la lettre minuscule grecque correspondante écrite en italique, et «IRB», qui signifie «infrarouge B», s'écrit en indice (tauIRB).

OBS

facteur de transmission IR-B; tauIRB : terme, symbole et définition normalisés par l'Organisation internationale de normalisation (ISO).

Key term(s)
  • facteur de transmission IRB

Spanish

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