ΪʲôҪѡLEDԴLEDԴڵƹеӦ
LEDԴӦãǰ뵼巢ϼٷչ“ɫ”ĵIJ“ɫ”ǹ80ĩ¸ҹ“ɫ”ʵʩʼ1996ꡣʵһƻҪҪչƹЧߣԼõ磬ٻȾһʸЧʡȫɿ滷ϵͳ
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LEDLighyEmittingDiodeֳƷܣù뵼оƬΪϣ˼ѹ뵼еӷϣųʣӷɼ⡣
һLEDķչʷ
Ӧð뵼PNᷢԴԭƳLED20601964ȳֺɫܣֻ֮ɫLEDֱ1994ɫɫLEDƳɹ1996ձNichia˾ǣɹɫLEDLEDеص㣬ʡ硢Ӧٶȿ졢Դص㣬㷺Ӧָʾơźŵơʾǵճдɼõ绰DZơͨźŵȡȲ۸ƣΪͨùԴƹӦá
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LEDԭ
ҪPNоƬ缫ѧϵͳɡ䷢--ƬΪ10.12mil1mil=0.0254ƽףĿǰϳִƬLEDƬ40mil
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LEDԴǸȵİLEDĿǰƷİLEDǶⵥƬYAGɫӫۻϲ⡣δϱõLED⾧ƬӺ졢ɫӫۻϲ⣬ȡӫơͽӫݼLEDԴг
LEDԴĻ
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ĵ
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ȫɿǿ
ͣȷ䣬ԴȫܾȷƹͼǶȣɫͣѣ⣻ԪصȿΣʡϵͳԿƷǿȣⷽʽʵֹϡ
ڻ
LEDΪȫ巢壬ͳ飬ɻգûȾԴСϣ㱡СƷҲڰװά
ȻǿʹLEDԴҪԭҲLEDԴҪȴͳԴһʱĽջعԴͶʣӶ49ÿ꼸Ľܾڡ
LEDԴӦǰ
LEDЧ͵ԭӦҪڸʾųLEDرǰLEDij֣ӦóΪܡݹȨԤ⣬ʮһͽLEDΪԴʱΪĴ¹Դ
һǰչ
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ӦдڵҪ
LEDķЧߣƷѴﵽ׳Ƶˮƽ۵ƲõİɫLEDЧʽӽӫƵˮƽȲСǣռӦ÷ԴһЩ⣺
һǹͨдһߡLEDΪԴԷĹ⣬иߵЧʡ
LEDĹȻһIJࡣ׳ƾзdzǿĻɫijɷ֣һůĸоLEDİɫijɷֹ֣£ǵӾȻ
Ǽ۸ϸߡӰLEDռҪԭǣھƬĸɱڼ½LEDļ۸½˽50%ŸЧʡͳɱķչΪLEDӦṩ⣬ϺõԼ۱Ҳֲɱ۸IJ㡣
LEDڵƹеӦ
LEDԴзЧʸߡĵ١ʹȫɿǿڻԣڳеƹеõ˹㷺ӦáĿǰӦòʡ㳡ͥԺͶˮϵСLEDԴӦڳеƹУõЧ˷ḻĵľ顣ݵáݺšݹдá麣ӭ·ƹ̡ݸijƹ̡֣ݺҽƴšϺӰ·ƹ̡ϳеšͨͨѶƹ̵ȡ
ȫлĽһչƹ·ơ۵ơƵȣLEDԴӦҲϷչLEDΪĴ¹Դڳо۵ƽѵõЧӦãҪ·ƽάȡʵĸѹƵơѹơ±ƵȹԴһо֣̽LEDԴӦдڵļ⣬LEDԴҽ·ҵʵ·ƽά²ƷʹĴ¹ԴڳзӸá