LED News Highlights from 2009
Philips Lighting has ceased research on compact fluorescents, and is devoting the bulk of its R & D budget, 5 percent of the company’s global lighting revenue, to SSL [primarily LED lighting technology].
In January 2009, it was reported that researchers at Cambridge University had developed an LED bulb that costs about $3 U.S., is 12 times as energy efficient as a tungsten bulb, and lasts for 100,000 hours.
In March 2009, C. Crane Company announced the C. Crane Company Geobulb. This lamp was reported to be the most efficient LED lightbulb on the market at the time of its introduction.
In August 2009, Eternaleds Inc. announced the HydraLux-4. This lamp uses liquid-cooling to solve the directional nature of LEDs, giving true omni-directional light, unlike other globe-shaped LED bulbs that utilize a dome on the top half of the bulb and metal heatsink on the bottom half.
Source: Wikipedia
