Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Photometric quantity
|
| gptkbp:describes |
brightness of a surface
|
| gptkbp:dimensions |
M−1·L−2·J
|
| gptkbp:distinctFrom |
illuminance
luminous flux luminous intensity |
| gptkbp:form |
L = d²Φ / (dA·cosθ·dΩ)
|
| https://www.w3.org/2000/01/rdf-schema#label |
Luminance
|
| gptkbp:isPerceivedBy |
human eye
|
| gptkbp:isScalar |
true
|
| gptkbp:isUsedTo |
quantify visual brightness
|
| gptkbp:measures |
candela per square meter
cd/m² luminance meter |
| gptkbp:relatedTo |
illuminance
luminous intensity |
| gptkbp:symbol |
L
|
| gptkbp:usedIn |
gptkb:optics
vision science lighting engineering |
| gptkbp:bfsParent |
gptkb:Panini_America
gptkb:Composite_video |
| gptkbp:bfsLayer |
6
|