Common Lighting Terms & Definitions

Posted by kbanks & filed under Lighting, lighting industry.

To better understand any industry, it is always important to learn the lingo. For your convenience, we have complied a list of some popular lighting terms and definitions that we always find useful:

  • CCT – Correlated color temperature
  • CFL – Compact Flourescent Lamp
  • Color Rendering – Ability of a light source to show all colors in a scene
  • Color Temperature – An index for lamp light color in degrees Kelvin (K) that typically ranges from 1700K to 8000K
  • CRI – Color Rendering Index (20-100)
  • LED – Light Emitting Diode
  • Light Color – Light that randes from warm (e.g., candlelight) to cool (e.g., flourescent grow light)
  • Luminaire – Light fixture, including the lamp (bulb)
  • Luminaire Efficacy – Total lumens emitted by the luminaire divided by ¬†the total watts drawn by the luminaire’s power supply
  • SSL – Solid-State Lighting

What lighting terms have you come across recently?

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