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Illuminance vs Luminous - What's the difference?

illuminance | luminous |

As a noun illuminance

is (physics) the luminous flux incident on unit area of a surface; measured in lux or lumens.

As an adjective luminous is

emitting light; glowing brightly.

illuminance

English

Noun

(wikipedia illuminance) (en noun)
  • (physics) The luminous flux incident on unit area of a surface; measured in lux or lumens

    • luminous

    English

    (wikipedia luminous)

    Adjective

    (en adjective)
  • emitting light; glowing brightly
  • brightly illuminated

    • Synonyms

    * beamful

    Derived terms

    * luminous paint * luminosity