a measure of the amount of light that a point source radiates in a given direction. It is expressed by the luminous flux leaving the source in that direction per unit of solid angle
Symbol: Iv
luminous intensity in American English
noun
Optics
the luminous flux in lumens emitted per unit solid angle by a light source, measured in candles
Examples of 'luminous intensity' in a sentence
luminous intensity
Yet there are also brief moments of luminous intensity, capturing the extraordinary excitement of her young subjects' experience.
Times, Sunday Times (2015)
Lights will be required to produce between 400 and 1,200 candelas, a measure of luminous intensity.