What is another word for unit of light?
Pronunciation: [jˈuːnɪt ɒv lˈa͡ɪt] (IPA) 
A unit of light is a measurement that represents the amount of light energy emitted from a source per unit of time. Synonyms for unit of light include luminous flux, radiant flux, and radiant power. Luminous flux measures the total amount of visible light emitted by a source, while radiant flux measures the total amount of energy emitted by a source in all wavelengths. Radiant power is the amount of radiant energy emitted per unit of time. Other synonyms include light output, illuminance, and brightness. These terms are used in fields such as physics, optics, and lighting design to measure the intensity and quantity of light emitted from various sources.
