luminous energy

British  

noun

1.  Qv.  energy emitted or propagated in the form of light; the product of a luminous flux and its duration, measured in lumen seconds

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Example Sentences

Surfaces of liquid light draw the luminous energy of the space around her into the hefty sculpture's forbidding mass.

From Los Angeles Times

Dye-based cells are similar to the silicon-based variety found on rooftops around the world in that both rely on a semiconductor to assist the conversion of luminous energy into the electrical sort.

From Economist

All electric lamps are contrivances for converting into luminous energy a percentage of the electric energy that is supplied through the mains.

From Project Gutenberg

The former is a poor radiator; furthermore, the lime radiates a relatively greater percentage of its total energy in the form of luminous energy.

From Project Gutenberg

All this time its luminous efficiency is increasing, because it is radiating not only an increasing percentage of visible radiant energy but an increasing amount of the most effective luminous energy.

From Project Gutenberg