Terms related to Lighting and Lighting fixtures ..

Luminous flux of luminarie (Light fitting or bulb) Luminous flux is total light output emitted by luminarie. It is denoted by  (Φ) or lumen or lm. Light emitted by a light fitting, Lumen decreases with the distance from that light fitting. Illuminance(Lux) Illuminance or Lux is light density means light falling on a sq.meter surface … Continue reading Terms related to Lighting and Lighting fixtures ..