Expand description
Predefined for lux values in several locations.
The lux (symbol: lx) is the unit of illuminance, or luminous flux per unit area, in the International System of Units (SI). It is equal to one lumen per square meter.
For more information, see wikipedia
Constants§
- AMBIENT_
DAYLIGHT - The amount of light (lux) from ambient daylight (not direct sunlight).
- CIVIL_
TWILIGHT - The amount of light (lux) during the dark limit of civil twilight under a clear sky.
- CLEAR_
SUNRISE - The amount of light (lux) during sunrise or sunset on a clear day.
- DARK_
OVERCAST_ DAY - The amount of light (lux) in very dark overcast day
- DIRECT_
SUNLIGHT - The amount of light (lux) in direct sunlight.
- FULL_
DAYLIGHT - The amount of light (lux) in full daylight (not direct sun).
- FULL_
MOON_ NIGHT - The amount of light (lux) during a full moon on a clear night.
- HALLWAY
- The amount of light (lux) in an office building’s hallway/toilet lighting.
- LIVING_
ROOM - The amount of light (lux) in family living room lights.
- MOONLESS_
NIGHT - The amount of light (lux) in a moonless, overcast night sky. (starlight)
- OFFICE
- The amount of light (lux) in an office.
- OVERCAST_
DAY - The amount of light (lux) on a overcast day; typical TV studio lighting