bn:00013123n
Noun Concept
Categories: Physical quantities, Photometry
EN
luminance  brightness  luminosity  luminousness  brightness level
EN
The quality of being luminous; emitting or reflecting light WordNet 3.0
Definitions
Examples
Relations
Sources
EN
The quality of being luminous; emitting or reflecting light WordNet 3.0 & WordNet 2020
Luminance is a photometric measure of the luminous intensity per unit area of light travelling in a given direction. Wikipedia
A photometric measure of the density of luminous intensity in a given direction, measured in candela per square metre (cd/m 2). Wikipedia Disambiguation
Photometric measure of the luminous intensity per area of light travelling in a given direction Wikidata
The ability of emitting or reflecting light. OmegaWiki
The amount of light coming from an object. OmegaWiki
The quality of being bright. Wiktionary
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. Wiktionary
Luminous intensity. Wiktionary (translation)
The quality of being luminous. Wiktionary
EN
Its luminosity is measured relative to that of our sun WordNet 3.0
WordNet 3.0 & WordNet 2020
Wikipedia
Wikidata
Wikipedia Redirections