Hot Topics


Don’t Confuse Warranty with Quality

Sternberg Lighting’s Paul Mitchell tackled the thorny issue of LED luminaire warranties in the September issue of LD+A. An excerpt follows. There are so many positives today surrounding our industry and solid-state technology. Chip technology continues to improve, allowing

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A Metric for the Aesthetic

In the August issue of LD+A, Mark D. Fairchild, associate dean of research and graduate education for the College of Science at Rochester Institute of Technology, discusses color as a human perception, as opposed to something simply defined by a physical stimulus such as

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IES Telephones Update

We are currently experiencing issues with our phone system. While we work to rectify this issue, please visit the IES “about us” page to contact staff members via email.

Thank you for you patience.