def
light
Electromagnetic radiation in the visible spectrum
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supertypes
| marker |
Marker labels a dict with typing information |
|---|---|
| phenomenon |
Aspect of scientific interest with measurable quantities |
quantities
| illuminance |
Luminous flux hitting the inside of the sphere at a specific point |
|---|---|
| light-level |
Sensed or controlled dimming level of electrical lighting |
| luminance |
Energy of light in a given direction |
| luminous-flux |
Total perceived light in all directions |
| luminous-intensity |
Perceived light in a particular direction per unit solid angle |