Archive for the ‘Opinion’ Category

The Labor That Once Produced 54 Minutes of Light Now Produces 52 Years

This interesting BBC article talks about an economist’s efforts to chart the efficiency of light production from the discovery of fire to the LED. Yale Professor William Nordhaus studied the amount of hours of labor required to produce 1,000 lumen-hours using fire, oil lamps, candles, and light bulbs. He found the labor once required to […]

Willmorth Challenges Humancentric Lighting

Lumenique’s Kevin Willmorth recently published a blog post questioning the use of the term “humancentric lighting” and raising concerns about how it is being marketed and applied. Without mincing words, his post begins: I do not use, like, or support, the term “Human-Centric Lighting” or HCL, and the marketing of it. Nor am I convinced […]

Jim Brodrick on LIGHTFAIR 2017

Republication of Postings from the U.S. Department of Energy (DOE) Solid-State Lighting Program by Jim Brodrick, SSL Program Manager, U.S. Department of Energy The DOE SSL team was out in full force at LIGHTFAIR, where we offered a wide range of educational sessions in our booth, which was jam-packed with people seeking more information about […]

Hubbell’s Andy Miles on Outdoor Lighting Trends

I recently had the pleasure of interviewing Andy Miles, Director of Product Marketing, Outdoor Lighting for Hubbell Lighting. The topic: trends in outdoor area lighting. I’m happy to share her responses with you here. The interview informed an article I wrote for the April 2017 issue of tED Magazine. DiLouie: What are the top trends […]

Mark Lien on the Forces of Change

In a recent column for LD+A, Mark Lien, LC, LEED-AP, Industry Relations Manager, Illuminating Engineering Society, talks about a meeting with several lighting futurists. Together, they evaluated a list of 10 propositions and were asked to agree or disagree with them. I believe the group was spot on in their agreement regarding one statement, “The […]

Jim Brodrick on LED Streetlighting

Republication of Postings from the U.S. Department of Energy (DOE) Solid-State Lighting Program by Jim Brodrick, SSL Program Manager, U.S. Department of Energy Last year, DOE devoted two Postings (in June and October) and a webinar to the topic of LED street lighting and its potential effects on human health and the environment, in order […]

Ted Konnerth on IoT and the World of Change

Guest post by Ted Konnerth, Egret Consulting I was invited to join a panel at the new IoT Emerge conference in Chicago. As a lifelong industry guy who has grown up selling and marketing tangible products, it was an interesting and stimulating environment to be surrounded by tech guys who see the world through software […]

Norma Frank on the Hidden Cost of LED Maintenance

Norma Frank, CLMC of Colorado Lighting and chair of the IES Maintenance Committee contributed a maintenance column to a recent issue of LD+A Magazine. In the column, she says: * LED luminaires are highly integrated * Not all luminaires are easily field serviceable * If LED components are serviceable, a lack of standardized connections typically […]

Brodrick on Expanding Choice in LED Technology

Republication of Postings from the U.S. Department of Energy (DOE) Solid-State Lighting Program by Jim Brodrick, SSL Program Manager, U.S. Department of Energy Not too long ago, solid-state lighting was more of an intriguing possibility than a practical solution. The majority of SSL products on the market back then were all over the map in […]

Mark Lien on Technological Disruption in Lighting Industry

Mark Lien’s June column in LD+A, “Forces of Change,” examines how LED technology is disrupting the lighting industry in six steps, and what we should do about it. My concern for lighting is that quality is already being further compromised by demonetization. Dematerialization may ultimately be controlled by Internet and telecom companies and/or trades integrating […]