IEVref:845-01-32ID:
Language:enStatus: Obsolete
Term: photon intensity (of a source, in a given direction)
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Symbol: Ip
I
Definition: quotient of the photon flux dΦp leaving the source and propagated in the element of solid angle dΩ containing the given direction, by the element of solid angle

I p = d Φ p dΩ MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHXgaruavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaiqaciWacmGadaGadeaabaGaaqaaaOqaaiaadMeadaWgaaWcbaGaaeiCaaqabaGccqGH9aqpdaWcaaqaaiaabsgacqqHMoGrdaWgaaWcbaGaaeiCaaqabaaakeaacaqGKbGaeuyQdCfaaaaa@3E5C@

unit: s -1 • sr -1


Publication date:1987
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Internal notes:2017-06-02: Cleanup - Remove Attached Image 845-01-32.gif
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