Cutoff (Lighting)

Definition: Luminaire light distribution is classified as cutoff when the candlepower per 1000 lamp lumens does not numerically exceed 25 (2.5%) at an angle of 90 degrees above nadir (horizontal), and 100 (10%) at a vertical angle of 80 degrees above nadir. This app

Related Links

Nighttime Friendly | Lithonia Lighting
What are the IESNA cutoff classifications? | Light Pollution | Lighting Answers | NLPIP
406 – Client browser does not accept the MIME type of the requested page.

Related Videos