LED + SSL

An industry working group has published an updated version of the guide LED Luminaire Lifetime: Recommendations for Testing and Reporting, available here. Developed by the LED Systems Reliability Consortium (LSRC) under the auspices of the Next Generation Lighting Industry Alliance, it’s the latest edition in a series of publications on LED product performance and lifetime. [...]

Chris Brown, CEO of Wiedenbach-Brown, recently penned an interesting perspective on how change in the lighting industry may impact lighting distributors. The article begins: Five years ago, we were in the light bulb business. Today we’re in the semiconductor business. Five years ago, we were dealing with three lamp companies. Today we’re dealing with a [...]

The Calgary Tower, an iconic symbol in my adopted city of Calgary, recently got new LED lighting that is impressing people across the city with impressive colorful light shows occurring each day from 5AM to sunrise and nightly from dusk to midnight. There are three luminaires on the roof, 12 on the crown, and 24 [...]

I recently had the pleasure of interviewing Chris Bailey, LC, LEED AP BD+C, DDI, MIES, Director, Lighting Solutions Center, Hubbell Lighting, for an article I’m writing for TED Magazine about how solid-state lighting is impacting luminaire design. I’m happy to share it with you here. DiLouie: How would you characterize demand for LED luminaires in [...]

ARCHITECTURAL LIGHTING recently published an article by Alice Liao, whom I had the pleasure of working with back when I ran the magazine, that describes the importance of luminaire optics in capturing the true light and energy savings potential of the LED light source. Click here to read, “LEDs: Understanding Optical Performance.”

DOE’s Municipal Solid-State Street Lighting Consortium (MSSLC) has released the results of a voluntary web-based inventory survey of public street and area lighting across the U.S., conducted during the latter half of 2013 and intended to improve understanding of the role of public outdoor lighting in national energy use. Results were based on the responses [...]

The U.S. Department of Energy has released a report on the longer-term performance of an LED lighting system that was installed on the I-35W Bridge in Minneapolis in September 2008 and represents one of the country’s oldest continuously operated exterior LED lighting installations. The report is a welcome addition to the literature on LED lighting, [...]

The 2014 edition of LEDs and the Worldwide Market for Lighting Fixtures is now available has been published by CSIL, including historical data up to 2013 and 2014-2018 forecasts. In less than 10 years, LED share on the lighting fixtures market worldwide jumped from 1% to 25%. In just five years, LED share will be [...]

Briteswitch recently sent me this nifty graphic outlining the current status of LED outdoor lighting rebate programs: