Ies Rp-37-15 Pdf [exclusive] – Original & Deluxe

Luminance describes how bright a surface appears to the observer. This distinction is vital for security cameras and human detection. A dark pavement with a spotlight on it might have high illuminance, but if the viewer is blinded by glare, the luminance contrast is lost, and security is compromised.

Unlike highway lighting standards (RP-8), RP-37-15 focuses on conflict areas. The PDF explains how to balance light for drivers (who need pavement luminance) and pedestrians (who need vertical footcandles to see faces). It recommends minimum vertical illuminance (E vertical) for security in parking lots. ies rp-37-15 pdf

If you are an experienced designer, you might remember the old standard, IES RP-33-99 (Lighting for Exterior Environments) . The shift from RP-33 to RP-37 in 2015 was significant. Luminance describes how bright a surface appears to

The 2015 edition includes substantial text on energy conservation via dimming schedules, motion sensors, and astronomical timers. It acknowledges that exterior lighting should not run at 100% output from dusk to dawn. If you are an experienced designer, you might

carries the full title: Recommended Practice for Outdoor Lighting for Safety and Security .