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Magnetic induction is a technique used in lighting systems to increase the efficiency of metal halide lamps by creating an…
Lux (lx) is a unit of measurement for illuminance or the amount of light that falls on a surface area.…
Luminous flux is the total amount of visible light emitted by a light source, and is measured in lumens (lm).…
Luminous efficacy is the ratio of light output to power input for a luminaire or other light source. It is…
Luminance is the total brightness of a surface or object, as viewed from a particular angle. It is measured in…
Luminaire efficiency is a measure of the amount of light emitted by a luminaire compared to the electrical power it…
A luminaire is an electrical lighting device that typically includes a lamp, plus other components such as the reflector, diffuser,…
Lumen depreciation refers to the decrease in light output, or brightness, over time. All light sources experience a gradual decrease…
Lumens measure the total amount of visible light emitted by a light source, be it electric, natural or artificial. Lumens…