Lighting does more than illuminate a space—it influences how products, finishes, food, and people are perceived. Learn the differences between CRI and TM-30, why both metrics matter, and how they help create more vibrant, inviting…

LEED and WELL both influence lighting design, but they prioritize different outcomes. LEED focuses on sustainability and energy performance, while WELL centers on occupant health, comfort, and circadian support. This guide explores where the two…

Inside every IES file is the data driving your lighting calculations. Learn how photometric files work — and how to verify them.

Reducing light pollution on campuses and municipal facilities starts with smarter lighting design using the right optics, shielding, warmer color temperatures, and dimming controls to balance safety, visibility, comfort, and night-sky protection.

Photometric reports can look intimidating with tables of numbers, spider graphs, isolines, and acronyms everywhere. This guide pares it down to what drives your layout and specification decisions, so you can read a report quickly,…

As workplaces continue to shift toward hybrid schedules, office lighting has to work harder than ever. Today’s spaces support a mix of focused individual work, collaboration, video meetings, and fluctuating occupancy levels. That means lighting…

Designing lighting for operating rooms, cath labs, and hybrid surgical suites is fundamentally different from illuminating any other space in healthcare. These environments sit at the intersection of sterility, safety, and regulatory oversight—and even minor…

In hospitals and clinics, lighting isn’t just for visibility — it’s a tool that affects alertness, accuracy, and well-being. From long night shifts to detailed patient assessments, staff rely on consistent, comfortable light to perform…

Every hospital needs reliable emergency power, but how you deliver it is a critical design choice. Two of the most common approaches—Central Battery Systems and Distributed Inverters—each offer unique benefits depending on the type of…

Behavioral and mental health facilities face a unique set of design challenges. Lighting is not just about visibility—it’s about patient safety, emotional well-being, and staff effectiveness. Poorly chosen fixtures can create risks, while thoughtful lighting…

Modern hospitals and clinics are under pressure to cut energy use, streamline operations, and strengthen patient outcomes—all while meeting stringent safety and code requirements. Networked lighting controls are one of the few technologies that can…