TERMIUM Plus®

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symmetrical luminous intensity distribution [1 record]

Record 1 1985-10-01

English

Subject field(s)
  • Scientific Measurements and Analyses
  • Optics
  • Illumination Engineering
DEF

Distribution for which the surface of luminous intensity distribution can be generated by rotating a polar intensity distribution curve around an axis in the corresponding meridian plane.

CONT

Usage has established the extension of the term symmetrical luminous intensity distribution to the case where the surface, without being a surface of revolution, possesses at least a plane of symmetry.

Key term(s)
  • symmetrical intensity distribution

French

Domaine(s)
  • Mesures et analyse (Sciences)
  • Optique
  • Éclairagisme
DEF

Répartition pour laquelle la surface de répartition de l'intensité lumineuse peut être engendrée par la rotation d'une courbe photométrique polaire autour d'un axe situé dans le plan méridien correspondant.

CONT

L'usage s'établit d'étendre la dénomination de répartition symétrique de l'intensité lumineuse au cas où cette surface, sans être de révolution, possède au moins un plan de symétrie.

Key term(s)
  • répartition symétrique de l'intensité

Spanish

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