Chinese enterprises and foreign differences LED packaging technology
Date:2010-11-24 16:08
3000 hours); lighting uses LED as 500PPM (3000 hours); color display uses LED to 50PPM (3000 hours).
Packaging enterprises in Chinas overall level of LED failure rate to be improved. Fortunately, a small amount of good packaging enterprises in China has reached world-class failure.
4, the luminous efficiency
90% LED luminous efficiency luminous efficiency depends on the chip. China LED packaging companies packaging part of the optical effect of improved technology is also a large number.
If
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