Sep 14, 2009
Last week Cree, Inc.(NASDAQ: CREE) made two announcements that the public offering of 11 million shares of its common stock will be priced at $35.50 per share for gross proceeds of $390.5 million.
Sep 10, 2009
The standard type LDA7D-A1 LED bulb, which produces the brightness equivalent to a 40 W incandescent lamp when used without fixtures, has luminous efficiency of 82.6 lm/W and LDA4D-A1, which produces the brightness equivalent to a 30 W incandescent lamp, has luminous efficiency of 85.0 lm/W.
Sep 10, 2009
As a high-power ceramic component the Oslon MX ECE is positioned between the Advanced Power TopLED and the Golden Dragon. It is intended for the front light clusters of mid-range vehicles – mainly as daytime running lights.
Sep 8, 2009
LUXEON Altilon is engineered to simplify optical design and tested to withstand extreme temperatures required for high and low beam forward lighting, daytime running lights, static bending lights, and position lamps.
Sep 3, 2009
Greggs Plc, the UK’s leading bakery retailer, is believed to be the first retailer in Europe to light the sales area of its store entirely with LED light sources, designed and supplied by Philips Lighting, at its new concept store in Bromley, Kent.
Sep 2, 2009
The possibility of metallization makes the whole surface of the heat-sink useable as a circuit carrier which can be firmly packed with LEDs and drivers on customized circuit layouts – while providing reliable electrical insulation.
Aug 27, 2009
U.S. Department of Energy (DOE) Secretary Steven Chu today announced the investment of up to $6.4 million, including $4.6 million from the American Recovery and Reinvestment Act, for four projects designed to advance research and development of next generation high-efficiency lighting.
Aug 27, 2009
Measuring just 3 x 3 x 1.6 mm, Oslon LX 1W LEDs from OSRAM Opto Semiconductors provide strong light that can be very efficiently injected into thin light guides with the aid of an optimized lens.
Aug 26, 2009
Today Seoul Semiconductor announced a new Acriche device, the A4–AC LED. The Acriche 4 devices have a color temperature of 3000K and include multiple new technologies that provide excellent efficiency of 75 lm/W with a high CRI of 85.
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The 10th China (Shanghai) International LED Exhibition 2011
The 10th China (Shanghai) International LED Exhibition Will be held at Shanghai Everbright Convention& Exhibition Center from Dec. 20th and Dec. 22nd of 2011, where buyers at home and abroad will attnd and well-known companies of the industry will present.
Forum LED Europe
For the third consecutive year ForumLED Europe, international congress and exhibition focusing on LED innovations will bring together the key player of the LED sector and the leading companies in the industry.
04/03/2009Common LED Types and Packages
Diagrams of typical LED structures shown. Difference between "conventional" and high power LED explained.
03/18/2009Candela to lumen conversion wizard
This calculator allows you to do an approximate conversion between millicandelas (or candelas) and lumens for an LED where you know the beam angle.
01/12/2009Review: Ledfolio PaneLux 2x2
The paneLux is the flagship product of LED folio. It was designed to replace standard 2' x 2' fluorescent fixtures in office buildings. Brilliant idea. The result, however, is a bit controversial.