锛�1锛塋ED鐨勯鑹�:
LED鐨勯鑹叉槸涓�鍊�(g猫)寰堥噸瑕佺殑涓�闋�(xi脿ng)鎸囨(bi膩o),鏄瘡涓�鍊�(g猫)LED鐩搁棞(gu膩n)鐕堝叿鐢�(ch菐n)鍝佸繀闋堟(bi膩o)鏄�,鐩墠LED鐨勯鑹蹭富瑕佹湁绱呰壊,缍犺壊,钘�(l谩n)鑹�,闈掕壊,榛冭壊,鐧借壊,鏆栫櫧,鐞ョ弨鑹茬瓑銆�
锛�2锛塋ED鐨勯浕娴�:
LED鐨勬鍚戞サ闄�(IF)闆绘祦澶氬湪20MA锛岃�屼笖LED鐨勫厜琛伴浕娴佷笉鑳藉ぇ浜嶪F/3,澶х磩15MA鍜�18MA銆侺ED鐨勭櫦(f膩)鍏夊挤(qi谩ng)搴﹀儏鍦ㄤ竴瀹氳寖鍦嶅収(n猫i)鑸嘔F鎴愭姣旓紝鐣�(d膩ng) IF>20MA鏅�(sh铆)锛屼寒搴︾殑澧炲挤(qi谩ng)宸茬稉(j墨ng)鐒℃硶鐢ㄥ収(n猫i)鐪煎垎鍑轰締銆傚洜姝ED鐨勫伐浣滈浕娴佷竴鑸伕鍦�17-19MA宸﹀彸姣旇純鍚堢悊銆傚墠闈㈡墍閲濆皪鏄櫘閫氬皬鍔熺巼 LED(0.04-0.08W)涔嬮枔鐨凩ED鑰岃█锛屼絾鏈変簺椋熶汉榄歀ED闄ゅ(鏈変簺鍦�40MA宸﹀彸鐨勯瀹氬��)銆傞櫎钁楁妧琛�(sh霉)鐨勪笉鏂风櫦(f膩)灞曪紝澶у姛鐜囩殑LED涔熶笉鏂峰嚭鐝�(xi脿n)锛屽0.5W LED (IF=150MA), 1W LED (IF=350MA)锛�3W LED(IF=750MA)銆�
锛�3锛塋ED鐨勯浕澹�:
鎴戝�戦�氬父鎵�瑾殑鏄�LED鐨勬鍚戦浕澹�,灏辨槸瑾狶ED鐨勬妤垫帴闆绘簮姝ｆサ,璨�(f霉)妤垫帴闆绘簮璨�(f霉)妤点�傞浕澹撹垏椤忚壊鏈夐棞(gu膩n)绯伙紝绱呫�侀粌銆侀粌缍犵殑闆诲鏄�1.8-2.4v涔嬮枔銆傜櫧銆佽棈(l谩n)銆佺繝缍犵殑闆诲鏄�3.0-3.6v涔嬮枔,鍙兘鍚屾ǎ涓�鎵筁ED鐨勯浕澹撴渻鏈変竴浜涘樊鐣�,,瑕佹牴鎿�(j霉)寤犲鎻愪緵鐨勭偤婧�(zh菙n). 鍦ㄥ鐣屾韩搴﹀崌楂樻檪(sh铆)锛孷F灏囦笅闄�.
锛�4锛塋ED鐨勮壊婧�:
浠ョ禃灏嶆韩搴� K 渚嗚〃绀猴紝鍗冲皣涓�妯�(bi膩o)婧�(zh菙n)榛戦珨鍔犵啽锛屾韩搴﹀崌楂樺埌涓�瀹氱▼搴︽檪(sh铆)椤忚壊闁嬪鐢辨繁绱� - 娣虹磪 - 姗欓粌 - 鐧� - 钘�(l谩n)锛岄�愭几鏀硅畩锛屾煇鍏夋簮鑸囬粦楂旂殑椤忚壊鐩稿悓鏅�(sh铆)锛屾垜鍊戝皣榛戦珨鐣�(d膩ng)鏅�(sh铆)鐨勭禃灏嶆韩搴︾ū鐐鸿┎鍏夋簮涔嬭壊婧��
鍥犵浉闂�(gu膩n)鑹叉韩搴︿簨瀵�(sh铆)涓婃槸浠ラ粦楂旇蓟灏勬帴杩戝厜婧愬厜鑹叉檪(sh铆)锛屽皪瑭插厜婧愬厜鑹茶〃鐝�(xi脿n)鐨勮⿻鍍�(ji脿)鍊硷紝骞堕潪涓�绋簿纰虹殑椤忚壊灏嶆瘮锛屾晠鍏锋湁鐩稿悓鑹叉韩鍊肩殑鍏╁��(g猫)鍏夋簮锛屽彲鑳藉湪鍏夎壊澶栬涓婁粛鏈変簺瑷卞樊鐣般�傚儏鎲戣壊婧�?z茅)o娉曚簡瑙ｅ厜婧愬皪鐗╅珨鐨勯’鑹茶兘鍔涳紝鎴栧湪瑭插厜婧愪笅鐗╅珨椤忚壊鐨勫啀鐝�(xi脿n)濡備綍銆備笉鍚屽厜婧愮挵(hu谩n)澧冪殑鐩搁棞(gu膩n)鑹叉韩搴︺��
鍏夋簮鑹叉韩涓嶅悓锛屽厜鑹蹭篃涓嶅悓锛氳壊婧湪3000k浠ヤ笅鏈夋韩鏆栫殑鎰熻锛岄仈(d谩)鍒扮┅(w臎n)閲嶇殑姘ｆ皼锛涜壊婧湪3000k-5000k鐐轰腑闁撹壊婧紝鏈夌埥蹇殑鎰熻锛涜壊婧湪 5000k浠ヤ笂鏈夊喎鐨勬劅瑕恒��
锛�5锛夌櫦(f膩)鍏夊挤(qi谩ng)搴︼紙I銆両ntensity锛�:
鍠綅鍧庡痉鎷夛紝鍗�cd銆傚厜婧愬湪绲﹀畾鏂瑰悜鐨勫柈浣嶇珛楂旇涓櫦(f膩)灏勭殑鍏夐�氶噺瀹氱京鐐哄厜婧愬湪瑭叉柟鍚戠殑(鐧�(f膩))鍏夊挤(qi谩ng)(搴�)锛岀櫦(f膩)鍏夊挤(qi谩ng)搴︽槸閲濆皪榛�(di菐n)鍏夋簮鑰岃█鐨勶紝鎴栬�呯櫦(f膩)鍏夐珨鐨勫ぇ灏忚垏鐓у皠璺濋洟鐩告瘮姣旇純灏忕殑鍫村悎銆傞�欏��(g猫)閲忔槸琛ㄦ槑鐧�(f膩)鍏夐珨鍦ㄧ┖闁撶櫦(f膩)灏勭殑鏈冭仛鑳藉姏鐨勩�傚彲浠ヨ锛岀櫦(f膩)鍏夊挤(qi谩ng)搴﹀氨鏄弿杩颁簡鍏夋簮鍒板簳鏈夊“浜�”锛屽洜?y脿n)妯楊彆鏋い尾閫漜鏈冭仛鑳藉姏鐨勪竴鍊�(g猫)鍏卞悓鐨勬弿杩般�傜櫦(f膩)鍏夊挤(qi谩ng)搴﹁秺澶э紝鍏夋簮鐪嬭捣渚嗗氨瓒婁寒锛屽悓鏅�(sh铆)鍦ㄧ浉鍚屾浠朵笅琚┎鍏夋簮鐓у皠鍚庣殑鐗╅珨涔熷氨瓒婁寒锛屽洜姝わ紝鏃╀簺鏅�(sh铆)鍊欐弿杩版墜闆婚兘鐢ㄩ�欏��(g猫)鍙冩暩(sh霉)銆傜従(xi脿n)鍦↙ED涔熺敤閫欏��(g猫)鍠綅渚嗘弿杩帮紝姣斿鏌怢ED鏄�15000鐨勶紝鍠綅鏄痬cd锛�1000mcd=1cd锛屽洜姝�15000mcd灏辨槸15cd銆備箣鎵�浠ED鐢ㄦcd锛坢cd锛夎�屼笉鐩存帴鐢╟d渚嗚〃绀猴紝鏄洜?y脿n)姗愰儳鐧介挙閺汦D姣旇純鏆楋紝姣斿1984骞存(bi膩o)婧�(zh菙n)5mm鐨凩ED鍏剁櫦(f膩)鍏夊挤(qi谩ng)搴︽墠 0.005cd锛屽洜姝ゆ墠鐢╩cd琛ㄧず锛岀従(xi脿n)鍦↙ED閮藉緢鍘插浜嗭紝浣嗛倓鏄部鐢ㄥ師渚嗙殑瑾硶銆傜敤鐧�(f膩)鍏夊挤(qi谩ng)搴︿締琛ㄧず“浜害”鐨勭己榛�(di菐n)鏄紝濡傛灉绠¤姱瀹屽叏涓�妯ｇ殑鍏╁��(g猫)LED锛� 鏈冭仛绋嬪害濂界殑鐧�(f膩)鍏夊挤(qi谩ng)搴﹀氨楂樸�傚洜姝わ紝璩艰卜LED鐨勬檪(sh铆)鍊欎笉瑕佷竴鍛宠拷姹傞珮I鍊硷紝閭勮鐪嬬収灏勮搴︺�傚緢澶氶珮I鍊肩殑LED骞堕潪鎻愰珮鑷韩鐨勭櫦(f膩)灏勬晥鐜囦締閬�(d谩)鍒帮紝鑰屾槸鎶婇彙闋姞 闀风収灏勮搴﹁畩绐勪締瀵�(sh铆)鐝�(xi脿n)鐨勶紝閫欑洝绠″皪LED鎵嬮浕鏈夌敤锛屼絾鍙瀵熻搴︿篃鍙楅檺銆傚彟澶栵紝鍚屾ǎ鐨勭鑺疞ED锛岀洿寰�5mm鐨処鍊煎氨姣�3mm鐨勫ぇ涓�鍊嶅锛屼絾鍙湁鐩村緫 10mm鐨�1/4锛屽洜?y脿n)姗ュ摜R瓒婂ぇ鏈冭仛鐗规�у氨瓒婂ソ銆�
锛�6锛塋ED鍏夐�氶噺锛團锛孎(xi脿n)lux锛�:
鍠綅娴佹槑锛屽嵆lm銆傚厜婧愬湪鍠綅鏅�(sh铆)闁撳収(n猫i)鐧�(f膩)灏勫嚭鐨勫厜閲忕ū鐐哄厜婧愮殑鐧�(f膩)鍏夐�氶噺.銆傚悓妯ｏ紝閫欏��(g猫)閲忔槸灏嶅厜婧愯�岃█锛屾槸鎻忚堪鍏夋簮鐧�(f膩)鍏夌附閲忕殑澶у皬鐨勶紝鑸囧厜鍔熺巼绛夊児(ji脿)銆傚厜婧愮殑鍏夐�氶噺瓒婂ぇ锛屽墖鐧�(f膩)鍑虹殑鍏夌窔瓒婂灏嶄簬鍚勫悜鍚屾�х殑鍏夛紙鍗冲厜婧愮殑鍏夌窔鍚戝洓闈㈠叓鏂逛互鐩稿悓鐨勫瘑搴︾櫦(f膩)灏勶級锛屽墖 F = 4πI銆備篃灏辨槸瑾紝鑻ュ厜婧愮殑I鐐�1cd锛屽墖绺藉厜閫氶噺鐐�4π =12.56 lm銆傝垏鍔涘(xu茅)鐨勫柈浣嶆瘮杓冿紝鍏夐�氶噺鐩哥暥(d膩ng)浜庡鍔涳紝鑰岀櫦(f膩)鍏夊挤(qi谩ng)搴︾浉鐣�(d膩ng)浜庡寮�(qi谩ng)銆傝鎯宠鐓у皠榛�(di菐n)鐪嬭捣渚嗘洿浜紝鎴戝�戜笉鍍呰鎻愰珮鍏夐�氶噺锛岃�屼笖瑕佸澶ф渻鑱氱殑鎵嬫锛屽(sh铆)闅涗笂灏辨槸娓涘皯闈㈢⿳锛岄�欐ǎ鎵嶈兘寰楀埌鏇村ぇ鐨勫挤(qi谩ng)搴︺�傝鐭ラ亾锛屽厜閫氶噺涔熸槸浜虹偤閲忥紝灏嶄簬鍏跺畠鍕�(d貌ng)鐗╁彲鑳藉氨涓嶄竴妯ｇ殑锛屾洿涓嶆槸瀹屽叏鑷劧鐨勬澅瑗匡紝鍥�?y脿n)妾獲绋畾缇╁畬鍏ㄦ槸鏍规摎(j霉)浜虹溂灏嶅厜鐨勯熆鎳�(y墨ng) 鑰屼締鐨勩�備汉鐪煎皪涓嶅悓椤忚壊鐨勫厜鐨勬劅瑕烘槸涓嶅悓鐨勶紝姝ゆ劅瑕烘焙瀹氫簡鍏夐�氶噺鑸囧厜鍔熺巼鐨勬彌绠楅棞(gu膩n)绯汇�傚皪浜庝汉鐪兼渶鏁忔劅鐨�555nm鐨勯粌缍犲厜锛�1W = 683 lm锛屼篃灏辨槸瑾紝1W鐨勫姛鐜囧叏閮ㄨ綁(zhu菐n)鎻涙垚娉㈤暦鐐�555nm鐨勫厜锛岀偤683娴佹槑銆傞�欏��(g猫)鏄渶澶х殑鍏夎綁(zhu菐n)鎻涙晥鐜囷紝涔熸槸瀹氭(bi膩o)鍊硷紝鍥�?y脿n)妲挎悳韫�?55nm鐨勫厜鏈�鏁忔劅銆傚皪浜庡叾瀹冮鑹茬殑鍏夛紝姣斿650nm鐨勭磪鑹诧紝1W鐨勫厜鍍呯浉鐣�(d膩ng)浜�73娴佹槑锛岄�欐槸鍥�?y脿n)妲挎悳韫栴瀳t鍏変笉鏁忔劅鐨勫師鍥犮�傚皪浜庣櫧鑹插厜锛岃鐪嬫儏娉佷簡锛屽洜?y脿n)妤硅姀鍡栫厡顑愬搴綱绲�(ji茅)妲�(g貌u)鐨勫厜 閮芥槸鐧借壊鐨勩�備緥濡侺ED鐨勭櫧鍏夈�侀浕瑕栦笂鐨勭櫧鍏変互鍙婃棩鍏夊氨宸垾寰堝ぇ锛屽厜璀滀笉鍚屻��
鐝�(xi脿n)鍦ㄥ皪甯哥敤鐧藉厜LED娴佹槑鍒楄垑鍑轰締,渚涘ぇ瀹跺弮鑰冿細0.06W→3-5LM, 0.2W→13-15LM,1W→60-80LM銆�
锛�7锛塋ED鍏夌収搴︼紙E锛孖lluminance锛�:
鍠綅鍕掑厠鏂嵆lx锛堜互鍓嶅彨l(w猫i)ux锛夈��1娴佹槑鐨勫厜閫氶噺鍧囧嫽鍒嗗竷鍦�1骞虫柟绫宠〃闈笂鎵�鐢�(ch菐n)鐢熺殑鍏夌収搴�.
锛�8锛塋ED鐨勪娇鐢ㄥ＝鍛斤細
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锛�9锛塋ED鐧�(f膩)鍏夎搴︼細
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