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.

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

General Lighting - Essentially uniform light throughout an area, with no special provisions for individual tasks or objects.

General Service Lamps - "A" or "PS" incandescent lamps

Glare - The sensation produced by luminance within the visual field that is sufficiently greater than the luminance to which the eyes are adapted to cause annoyance, discomfort, or loss in visual performance and visibility.

Globe - A transparent or translucent spherical lamp enclosure.

Grounding - Connection of electric components to earth for safety

Group Relamping - The correct method to replace HID lamps by replacing all lamps at one time.