Multi-watt LED light engines offer challenges and opportunities

Oct. 10, 2005
Multi-watt class LED array light engines are emerging as viable replacements for current light sources. As Gareth Jones of Enfis describes, this brings new opportunities for application developers, as well as challenges for systems designers.
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Over the last few years there has emerged a new class of light emitter which is able to compete in terms of light output and efficiency with the more traditional light sources such as incandescent, halogen and arc lamp technologies. This new light source, commonly known as the high-power LED light engine, has been built upon the developments of a small number of LED chip companies such as Osram, UEC, Arima Optoelectronics and CREE - some of the larger industry players who provide access to their best LED chips.

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