The light-emitting diode lamp market has experienced a resurgence as vendors, many of them based in Japan, have launched a new generation of devices that emit a white light. In addition to ...

What if you could change the wattage or color temperature without replacing a bulb? The Home Depot’s new EcoSmart Universal ...

Operating at a current of 700 mA, the Ostar high-power LED lamp delivers 5,600K white light at 420 lm, an output rivaling a 20-W halogen lamp. With a maximum optical efficiency of 38 lm/W at 350 mA, ...

Semiconductor lighting technology is developing rapidly. While seeking high luminous efficiency, low cost, and superior reliability, researchers are increasingly focusing on the effects of LED ...

Cree has received US government funding to demonstrate a white LED lamp package with high brightness and high efficiency and significantly reduced cost per lumen. The US Commerce Department's Advanced ...

LED lamps are not only efficient and energy-saving, but are also long lasting and are helping light up the homes of hundreds of millions of poor people around the globe. Recognising the great promise ...

Over the decade, the solid-state lighting sources based on white light-emitting diodes (LEDs) has improved to overtake incandescent and fluorescent lighting types because of many advantages such as ...

Compared to incandescent lightbulbs, LEDs produce a lot more lumens per watt of input power — they’re more efficient at producing light. Of course, that means that incandescent light bulbs are more ...

First LED lamp prototype delivering 200 lumen per watt high quality light, halving the energy use compared to current LED lamps Eindhoven, the Netherlands – 11/04/13 Royal Philips Electronics (NYSE: ...