IEVref:845-04-97ID:
Language:enStatus: Obsolete
Term: coefficient of retroreflection (of a plane retroreflecting surface)
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Symbol: R'
Definition: quotient of the coefficient of luminous intensity R of a plane retroreflective surface by its area A

R ′ =R/A = I/ E ⊥ A MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHXgaruavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaiqaciWacmGadaGadeaabaGaaqaaaOqaaiqadkfagaqbaiabg2da9maalyaabaGaamOuaaqaaiaadgeaaaGaeyypa0ZaaSaaaeaadaWcgaqaaiaadMeaaeaacaWGfbWaaSbaaSqaaiabgwQiEbqabaaaaaGcbaGaamyqaaaaaaa@3E5D@

unit: cd • lх -1 • m -2

NOTE – This quantity is particularly suitable for describing materials in sheet form.


Publication date:1987
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Internal notes:2017-06-02: Cleanup - Remove Attached Image 845-04-97.gif
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