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Luminance vs Chromaticity - What's the difference?

luminance | chromaticity |

As nouns the difference between luminance and chromaticity

is that luminance is the quality of being luminous while chromaticity is an objective specification of the quality of a colour, regardless of its luminance.

luminance

English

Noun

(wikipedia luminance) (-)
  • the quality of being luminous
  • the luminous flux emitted in a given direction divided by the product of the projected area of the source element perpendicular to the direction and the solid angle containing that direction, i.e. luminous intensity divided by unit area; measured in stilbs or apostilbs

    • Synonyms

    *photometric brightness

    See also

    *brightness

    chromaticity

    English

    Noun

    (wikipedia chromaticity)
  • An objective specification of the quality of a colour, regardless of its luminance.

    • See also

    * chroma