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US07804237B2 Luminescence conversion of LED including two phosphors 有权
LED的发光转换包括两种荧光体

Luminescence conversion of LED including two phosphors
摘要:
A luminescence conversion of LED, which uses a blue emitting chip and two illuminating substances, whereby one emits a red and the other a yellow to green. Both illuminating substances are separated upstream from the chip.
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