Outdoor Lighting Glossary

Come across a lighting word you aren't sure of? Completely new to the world of lighting? We feel your pain! Here you will find a collection of terms and concepts that should help to make your life easier.

Have you come across a term that we don't have? e-mail the Webmaster and we'll add it!

Select the first letter of the word from the list above to jump to appropriate section of the glossary.

Wall Wash Lighting - A smooth even distribution of light over a wall.

Warm-up Time - The amount of time from turn-on to 90% light output.

Watt (W) - The unit for measuring electric power. It defines the power or energy consumed by an electrical device. The cost of operating an electrical device is determined by the watts it consumes times the hours of use. It is related to volts and amps by the following formula: Watts = Volts x Amps.