High-power LED packaging technology
Date:2010-11-24 16:20
hoton Extraction method, SPE), through the layout of the chip surface, a focusing lens, and glass with phosphor from the chip placed in a certain position, not only improved device reliability, but also improves the optical efficiency (60%), as shown in Figure 3 (c).
Figure 3 High power white light LED package structure
Overall, of the LED light to improve the efficiency and reliability, packaging, high refractive index layer has gradually been transparent glass or ceramic glass replacement t
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