en

luminance coefficient

1

Terminological databases

Valgustehnika terminibaas

ID 611751 Last modified 25.11.2025
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Domain electric lighting
  • pinnaelemendi antudsuunalise heleduse ja sama elemendi valgustustiheduse jagatis
    Good to know
    • Ühik: steradiaan astmes –1, sr –1
  • quotient of the luminance of a surface element in a given direction by the illuminance on the surface element
    Good to know
    • Unit: sr–1
heledustegur
Usage examples
  • Sõidutee katte kõrge heledustegur halvendab oluliselt juhi nägemismugavust ja võib esile kutsuda räigust.

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