RTLED, a volumetric recessed luminaire from Lithonia Lighting, delivers ambient white light throughout a space while reducing energy and maintenance costs. With a 50,000-hour system life, RTLED has a color rendering of 80+ CRI, 3,500 K color temperature, and full-range dimming with zero-to-10V DC control. It also tracks its own operating hours, and a visual indicator turns on when it has reached the end of its life. Only 31/8" deep, the luminaire is designed for commercial interior spaces. lithonia.com
Jennifer Brite is a design journalist and public-health scientist who is currently pursuing a doctorate in public health with a concentration in epidemiology and demography at the City University of New York. For ARCHITECT, she writes about new products and sustainable design.