EPA releases draft 4 of the Energy Star Lamps V1.0 specification
The new Energy Star draft specification loosens the requirements for uniform beam distribution in omni-directional lamps and updates flicker and lumen-maintenance requirements.
WEBCAST: The NECTOR S Power System – Showcase Your Genius
Attend this free Webcast, presented by Future Electronics Inc. and TE Connectivity, and familiarize yourself with the innovation and the intelligence of the NECTOR S Power System that will enhance your SSL luminaire and lighting control design experience.
Understand RGB LED mixing ratios to realize optimal color in signs and displays (MAGAZINE)
LEE BOON HOOI explains that color ratios held over from the CRT world won’t deliver optimal color with RGB LEDs, but simple calculations can determine a proper mix.
Accelerated 2D optical simulation of LEDs allows quicker validation of architectural improvements (MAGAZINE)
Finite-difference time-domain simulation in 3D is necessary to verify the light extraction efficiency of LED architectural enhancements, but a faster 2D method can allow for quicker iterations for testing new ideas during product development, write Chenglin Xu and Dan Herrmann.
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LEC Lyon lights historic Nîmes conurbation roadways with LEDs 14 May
SSL fixtures installed in roadway curbs and adjustable LED spotlights for pedestrian and vehicular tunnels preserve the historic look of Nîmes while providing effective route markers and ambiance.
Osram leads research on LED-based adaptive headlamps for autos 14 May
Adaptive SSL implementations will be capable of varying the range of headlights based on vehicle speed or widening the beam to illuminate sidewalks in city driving.
Verbatim launches MR16 LED lamp based on RGB phosphor mix 14 May
A violet LED combined with red, green, and blue phosphors yields a lamp that Verbatim says will render fine details and color nuances in objects better than other white-LED approaches.
Philips Lumileds adds mid- and low-power LEDs 10 May
Lumileds targets reduction in LED component count for lamps with mid-power devices that integrate two emitters.
DOE awards four SBIR grants for OLED projects in FY13 SSL program 07 May
Litecontrol, Plextronics, InnoSys, and Universal Display win funding for various OLED research projects as the DOE seeks to push the SSL technology toward broader commercialization.
LED component news: Everlight, Samsung, Lumileds, and LG Innotek 07 May
Everlight Electronics has expanded its mid-power LED family with new components targeting retrofit lamps and light bars, while Philips Lumileds, LG Innotek, and Samsung made new LED announcements at LFI.
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Star product: Retrofit lamps from Leedarson Lighting
Star product: GSZM introduces 360 degree spatial LED
Star product: LED light engines from Ningbo Mayyard
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