Luminance

{
  "id": "MLC-T-IND-003464",
  "term": "Luminance",
  "field": "Industrial and trades",
  "definition": "A photometric measure of the intensity of light emitted or reflected from a surface in a given direction, per unit area. It quantifies how much luminous power can be perceived by the human eye from a particular surface. This measurement is expressed in candelas per square meter (cd/m²), also known as nits.",
  "synonyms": [
    "photometric brightness"
  ],
  "subject": "Optics and imaging",
  "translations": {
    "de": "Luminanz",
    "es": "luminancia",
    "fr": "luminance"
  },
  "url": "https://mlchart.com/terminology/industrial/luminance/"
}