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Area Lighting / Radiation, quantities and units

IEV ref845-01-25

Symbol
Φv
Φ

en
luminous flux
quantity derived from radiant flux Φe by evaluating the radiation according to its action upon the CIE standard photometric observer. For photopic vision Φ v = K m 0 d Φ e ( λ ) dλ V( λ )dλ MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHXgaruavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaeaaciWacmGadaGadeaabaGaaqaaaOqaaiabfA6agnaaBaaaleaacaWG2baabeaakiabg2da9iaadUeadaWgaaWcbaGaciyBaaqabaGcdaWdXaqaamaalaaabaGaaeizaiabfA6agnaaBaaaleaaciGGLbaabeaakmaabmaabaGaeq4UdWgacaGLOaGaayzkaaaabaGaaeizaiabeU7aSbaaaSqaaiaaicdaaeaacqGHEisPa0Gaey4kIipakiabgwSixlaadAfadaqadaqaaiabeU7aSbGaayjkaiaawMcaaiaabsgacqaH7oaBaaa@51BD@ where d Φ e (λ) dλ MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHXgaruavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaeaacmWacmGadaGadeaabaGaaqaaaOqaamaalaaabaGaaeizaiabfA6agnaaBaaaleaacaGGLbaabeaakiaacIcacqaH7oaBcaGGPaaabaGaaeizaiabeU7aSbaaaaa@3E87@ is the spectral distribution of the radiant flux and V(λ) is the spectral luminous efficiency

unit : lm

Note – For the values of Km (photopic vision) and Km (scotopic vision), see 845-01-56.


fr
flux lumineux, m
grandeur dérivée du flux énergétique Φe par l'évaluation du rayonnement d'après son action sur l'observateur de référence photométrique CIE. Pour la vision photopique Φ v = K m 0 d Φ e ( λ ) dλ V( λ )dλ MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHXgaruavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaeaaciWacmGadaGadeaabaGaaqaaaOqaaiabfA6agnaaBaaaleaacaWG2baabeaakiabg2da9iaadUeadaWgaaWcbaGaciyBaaqabaGcdaWdXaqaamaalaaabaGaaeizaiabfA6agnaaBaaaleaaciGGLbaabeaakmaabmaabaGaeq4UdWgacaGLOaGaayzkaaaabaGaaeizaiabeU7aSbaaaSqaaiaaicdaaeaacqGHEisPa0Gaey4kIipakiabgwSixlaadAfadaqadaqaaiabeU7aSbGaayjkaiaawMcaaiaabsgacqaH7oaBaaa@51BD@ d Φ e ( λ ) dλ MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHXgaruavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaiqaciWacmGadaGadeaabaGaaqaaaOqaamaalaaabaGaaeizaiabfA6agnaaBaaaleaacaqGLbaabeaakmaabmaabaGaeq4UdWgacaGLOaGaayzkaaaabaGaaeizaiabeU7aSbaaaaa@3EB7@ est la répartition spectrale du flux énergétique et V(λ) est l'efficacité lumineuse relative spectrale

unité : lm

Note – Pour les valeurs de Km (vision photopique) et de Km, (vision scotopique), voir 845-01-56.


ar
دفق منير
دفق ضوئي

de
Lichtstrom, m

es
flujo luminoso

fi
valovirta

it
flusso luminoso

ko
광속

ja
光束

no
nb lysfluks

nn lysfluks

pl
strumień świetlny

pt
fluxo luminoso

sr
флукс светлости , м јд
светлосни флукс, м јд

sv
ljusflöde

Publication date: 1987
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