Lighting – WAC Lighting

Accent Lighting	Focusing light on a particular space or object. Intended to create visual interest in an area or object.
Glare	A visual sensation caused by excessive brightness. It can be discomforting or disabling.
Illuminance	Measured in Lux or Footcandles, illuminance is the total luminous flux on a surface.
Initial Lumens	The total luminous flux of a light source at the beginning of its life.
Mean Lumens	Average luminous flux produced by a light source over the duration of its rated life.
Lumen	Standard unit of measurement of luminous flux. Used to measure the total quantity of visible light emitted by a light source.
Luminaire Efficiency	Lumens emitted by a light fixture compared to lumens emitted by the lamp source used in the fixture.
Lux	SI unit to measure illuminance. One lux equals one lumen per square meter.

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