TERMIUM Plus®

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ILLUMINANCE RETRO-REFLECTOR [2 records]

Record 1 1985-11-01

English

Subject field(s)
  • Optics
  • Illumination Engineering
DEF

Quotient of the luminous intensity reflected in the direction considered, by the illuminance at the retro-reflector for given angles of entrance, observation and rotation.

Key term(s)
  • reflex luminous intensity coefficient
  • luminous intensity coefficient

French

Domaine(s)
  • Optique
  • Éclairagisme
DEF

Quotient de l'intensité lumineuse réfléchie dans la direction considérée par l'éclairement du dispositif catadioptrique, pour des angles d'éclairage, de divergence et de rotation donnés.

Spanish

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Record 2 1985-11-01

English

Subject field(s)
  • Optics
  • Illumination Engineering
DEF

Expression used conventionally to designate the illuminance produced by the source of light and measured in a plane perpendicular to the incident light and passing through the reference centre.

French

Domaine(s)
  • Optique
  • Éclairagisme
DEF

Expression employée conventionnellement pour désigner l'éclairement produit par la source d'éclairage, mesuré dans un plan normal aux rayons incidents et passant par le centre de référence.

Spanish

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TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
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