17-21-052

spectral radiance

L_e,λ, L_λ

density of radiance, L_e(λ), with respect to wavelength, λ

Note 1 to entry: The spectral radiance is expressed in watt per square metre per nanometre per steradian (W⋅m⁻²·nm⁻¹·sr⁻¹).

Note 2 to entry: This entry was numbered 17-1228 in CIE S 017:2011.