Luminous intensity for monochromatic light
Description
Luminous intensity is a measure of the wavelength-weighted power emitted by a light source in a particular direction per unit solid angle, based on the luminosity function, a standardized model of the sensitivity of the human eye. The luminosity function or luminous efficiency function describes the average spectral sensitivity of human visual perception of brightness.
Related formulasVariables
Iv | Luminous intensity (in candela) (dimensionless) |
y_λ | Standard luminosity function (dimensionless) |
Ie | Radiant intensity (in W/steradian) (dimensionless) |