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Projector with small projection area and use of multi-color LED for projector
Projector with small projection area and use of multi-color LED for projector
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机译:投影面积小的投影机,以及使用多色LED的投影机
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摘要
A multicolour LED, in which layers for generating light of different colors are arranged one above the other, is used as the light source in a projector.
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