Standards

Standardized methodologies for characterizing LED sources and finished SSL products along with robust optical test equipment provide the SSL industry with a foundation to document and compare product performance and reliability.

Latest News & Articles

Proper driver design eliminates LED light strobe flicker (MAGAZINE)

Proper driver design eliminates LED light strobe flicker (MAGAZINE)

LED driver architectures determine SSL flicker, explain Zhaoqi Mao, Lane Ge, and GARY HUA, but techniques that suppress ripple can prove cost effective and deliver comfortable LED-based lighting.

IES updates LED Lumen Maintenance document (MAGAZINE)

IES updates LED Lumen Maintenance document (MAGAZINE)

Jianzhong Jiao explains that the IES is publishing addendums to both the LM-80 standard for testing LEDs and documenting lumen maintenance, and to the TM-21 standard for projecting LED and SSL system life, improving and harmonizing the documents.

LED advancements drive quality of light gains (MAGAZINE)

LED advancements drive quality of light gains (MAGAZINE)

GaN-on-GaN LED technology can deliver better light quality in terms of color rendering and accurate bright whites while also providing a lumen-per-wafer advantage over conventional LEDs, write Aurelien David, Frank Shum, and Mike Krames.

SIL program spans LED technology to the breadth of emerging SSL applications (MAGAZINE)

SIL program spans LED technology to the breadth of emerging SSL applications ...

Quality of light was the predominant theme at Strategies in Light, reports Maury Wright, but the 2014 conference reflected a maturation of LED technology with speakers addressing a broad scope of topics, including new ways to approach the lighting market and surprising new applications for LEDs.
Smart solid-state lighting depends on advanced controls (MAGAZINE)

Smart solid-state lighting depends on advanced controls (MAGAZINE)

The energy savings, long lifetimes, performance, and aesthetics of LEDs can be optimized by combination with advanced intelligent lighting control technologies in both residential and commercial lighting applications, says Pekka Hakkarainen.

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