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1、? LED ? LED ? ?LED ? 1.? 2.? 3.? 1965 ? LED? ? 45 ?Monsanto ? GaAsP ? LED? ? LED ? 0.1 ? 60 ? 100 ? 15 ? 100 ? 1968 ?LED ? GaAsP ? 1 ?/? ? 1971 ? GaP ? LED? 80 ? AlGaAs LED? 10 ? ? LED ?(CHMSL)? 1990 ? ? AlInGaP ? GaAsP ? ? 10 ? ? LED ? AlInGaP ? 1991 ? 2001 ? ? LED ? 30 ? 1994 ? GaN ? LED ? ? GaN ?
2、 LED ? ? GaN ? LED ? GaN ? LED ? LED ? ? 20 ? 90 ? LED ? ? LED ? ?20 ? 90 ? LED? LED ? ? LED ? LED ? ? 30 lm/W? 60 lm/W? ? LED ? ? LED ? ? ? LED ? LED ? ? LED ? LED ? ? LED ? ?1? 1? ? LED ? LED ? ?LED ? LED ? ?LED ? ? LED ? ? LED ? ? ? LED ? ? 2? ? LED ? LED ?(YAG)? ? ? ? ? LED ? ? 3? ? LED ? ? LED
3、? LED ? ? ? ?LED ? ? LED ? ?“?”? ? ? ? ?“? ?”? LED ? ? LED ? ? 1?2 ? LED ? ?LED ? 4? ? LED ? ? LED ? ? ? ? 5? LED ? 10 ? ? ? ? LED ? ?3?5 mm LED? ? LED ? LED ? ? LED? LED ? 6? ? 1W ? LED ? 25 lm? 5 ? 3 ? ? 25 lm ? 60W ? 700 lm? ? LED ? ? LED ? 25?45 lm/W? ?2? 1? LED ? LED ? LED ? ? LED ? 2? ? LED ?
4、? 3? 4? LED ? ? LED ? LED ? 5? LED ? LED ? 6? LED ? 7? LED ? 8? ? LED ? LED ? ? ? ? LED ? ?LED ? LED ? ?LED ? ? IC ? LED? LED ? ?LED ? IC ? ?1?LED ? 1? ? LED ? 220V ? LED ? ? AC-DC ? ? LED ? ? ? ? ? ? ? 2? LED ? LED ? 10 ? ? LED ? LED,? ? 10 ? ? ? 3? LED ? ? R.G.B. ? LED ? RGB ? ? LED ? ?LED ? ? LED ? 4? LED ? LED ? ? ? LED ? ? 80%? ?2? 1? LED ? LED ? ? LED ?LED ? ? LED ? 2?LED ? LED ? ? IC ? ? 3?
