Skyglow, light trespass, glare and color remain issues in outdoor lighting design. For the first time, the DesignLights Consortium (DLC) addressed them in technical requirements released December 2021, resulting in recent publication of a new Qualified Products List (QPL) as a subset of its QPL for solid-state lighting.
LUNA version 1.0 identifies outdoor LED luminaires that save energy and promote responsible outdoor lighting.
My contribution to the July issue of ELECTRICAL CONTRACTOR breaks down the new technical requirements and what to expect from the LUNA QPL.
Check it out here.