TERMIUM Plus®

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

wide-angle scatter [1 record]

Record 1 2013-01-28

English

Subject field(s)
  • Scientific Measurements and Analyses
  • Optical Glass
  • Optics
  • The Eye
DEF

The forward scattered light that deviates through angles of more than 2.5°, on average, from the expected direction of propagation.

OBS

This is often measured with a hazemeter.

OBS

Measurements are usually expressed as a percentage of the total (regularly and scattered) transmitted light.

OBS

wide-angle scatter: term and definition standardized by the International Organization for Standardization (ISO).

French

Domaine(s)
  • Mesures et analyse (Sciences)
  • Verres d'optique
  • Optique
  • Oeil
DEF

Lumière diffusée vers l'avant qui dévie, en moyenne, sur plus de 2,5° par rapport à la direction de propagation prévue.

OBS

Elle est souvent mesurée à l'aide d'un [indicateur de visibilité appelé en anglais] «hazemeter».

OBS

Les mesures sont généralement exprimées comme un pourcentage de la lumière totale transmise (régulière et diffusée).

OBS

diffusion à grand angle : terme et définition normalisés par l'Organisation internationale de normalisation (ISO).

Spanish

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