銆€銆€LED鐢㈡キ(y猫)鑸囧偝绲�(t菕ng)鐓ф槑鐢㈡キ(y猫)閮藉拰鐓ф槑鎶€琛撴湁寰堝ぇ鐨勯棞淇�锛岀収鏄庢妧琛撹垏鍏朵粬浠讳綍鎶€琛撲竴妯�锛屾湁鍏跺皥鏈夌殑琛撹獮銆傞€欎簺鐗规畩琛撹獮鍙婅蹇佃鐢ㄤ締瀹氱京鐕堝強鐕堝叿鐨勭壒寰村苟灏囨脯閲忓柈浣嶇当(t菕ng)涓€鍖�銆備互涓嬬偤涓€浜涢噸瑕佺殑鐓ф槑鐢ㄨ獮銆�
銆€銆€

銆€銆€鍏夎蓟灏� (Light and radiation) 锛氬厜鏄寚浜虹溂鍙互鎰熺煡鐐烘槑浜殑闆荤杓诲皠锛屼篃鍙互瑾槸鏁村€嬮浕纾佽蓟灏勫厜璀滀腑浜虹溂鍙互鐪嬭鐨勯儴浠斤紱閫欓儴浠界殑娉㈤暦鍒嗕綀鍦�360鍒�830 nm锛屽彧鍗犲凡鐭ョ殑闆荤杓诲皠鍏夎瓬涓殑闈炲父寰皬鐨勯儴浠�銆�

銆€銆€鍏夐€氶噺 (Luminous flux,Φ) 锛氬柈浣嶇偤锛氭祦鏄� (lumen, lm) 鐢变竴鍏夋簮鎵€鐧�(f膩)灏勫苟琚汉鐪兼劅鐭ョ殑鎵€鏈夎蓟灏勮兘绋辩殑鐐哄厜閫氶噺銆�

銆€銆€鍏夊挤搴� (luminous intensity, I )锛� 鍏夋簮鍦ㄦ煇涓€鏂瑰悜绔嬮珨瑙掑収鐨勫厜閫氶噺澶у皬銆� 鍠綅锛氬潕寰锋媺 (candela, cd) 涓€鑸€岃█锛屽厜婧愭渻鍚戜笉鍚屾柟鍚戜互涓嶅悓鐨勫挤搴︽斁灏勫嚭鍏跺厜閫氶噺銆傚湪鐗瑰畾鏂瑰悜鎵€鏀惧嚭鐨勫彲瑕嬪厜杓诲皠寮峰害绋辩偤鍏夊挤搴︺€�

銆€銆€鐓у害 (Illuminance, E) 锛氬柈浣嶏細鍕掑厠鏂� (Lux, lx) 鐓у害鏄厜閫氶噺鑸囪鐓ч潰鐨勬瘮鍊�銆�1 lux鐨勭収搴︾偤1 lumen鐨勫厜閫氶噺鍧囧嫽鍒嗕綀鍦ㄩ潰绌嶇偤涓€骞虫柟绫崇殑鍗€(q奴)鍩熴€�

銆€銆€杓濆害 (Luminance, L)锛� 鍠綅锛氬潕寰锋媺姣忓钩鏂圭背 (cd銕�)  涓€鍏夋簮鎴栦竴琚収闈㈢殑杓濆害鎸囧叾鍠綅琛ㄩ潰鍦ㄦ煇涓€鏂瑰悜涓婄殑鍏夊挤搴﹀瘑搴�锛屼篃鍙鏄汉鐪兼墍鎰熺煡姝ゅ厜婧愭垨琚収闈㈢殑鏄庝寒绋嬪害銆�

銆€銆€鐧�(f膩)鍏夋晥鐜� (Luminous efficacy, η) 锛氬柈浣嶏細娴佹槑姣忕摝[lmW] 浠ｈ〃鍏夋簮灏囨墍娑堣€楃殑闆昏兘杞夋彌鎴愬厜鐨勬晥鐜�

銆€銆€鑹叉韩 ( Co1or Temperature )锛� 鍠綅锛氱禃灏嶆韩搴� ( Kelvin, K )

銆€銆€涓€鍊嬪厜婧愮殑鑹叉韩琚畾缇╃偤鑸囧叾鍏锋湁鐩稿悓鍏夎壊鐨勬婧栭粦楂� (black body radiator) 鏈韩鐨勭禃灏嶆韩搴﹀€�锛屾婧害鍙互鍦ㄨ壊搴﹀湒涓婄殑鏅湕鍏嬭粚璺′笂鎵惧埌鍏跺皪鎳夐粸銆傛婧栭粦楂旂殑婧害瓒婇珮,鍏惰蓟灏勫嚭鐨勫厜绶氬厜璀滀腑钘嶈壊鎴愪唤瓒婂,绱呰壊鎴愪唤涔熷氨鐩稿皪鐨勮秺灏�銆備互鐧�(f膩)鍑哄厜鑹茬偤鏆栫櫧鑹茬殑鏅€氱櫧鐔辩噲娉＄偤渚嬶紝鍏惰壊婧偤2700K锛岃€屾櫇鍏夎壊鏃ュ厜鐕堢殑鑹叉韩鐐�6000K銆�

銆€銆€鍏夎壊 (Light color) 锛氫竴鍊嬬噲鐨勫厜鑹插彲浠ョ啊鍠殑浠ヨ壊婧締琛ㄧず銆傚厜鑹蹭富瑕佸彲鍒嗘垚涓夊ぇ椤烇細

銆€銆€鏆栬壊 锛� 3300K

銆€銆€涓枔鑹诧細3300 鑷� 5000K

銆€銆€鍐疯壊锛� 5000K

銆€銆€鍗充娇鍏夎壊鐩稿悓锛岀噲绋枔涔熷彲鑳藉洜鐐哄叾鐧�(f膩)鍑哄厜绶氬厜璀滅祫鎴愪笉鍚岃€屾湁寰堝ぇ鐨勬紨鑹叉€ц〃鐝惧樊鐣�銆�

銆€銆€婕旇壊鎬� (Color rendering ) 锛氫竴鑸獚鐐轰汉閫犲厜婧愭噳璁撲汉鐪兼纰哄湴鎰熺煡鑹插僵锛屽氨濡傚悓鍦ㄥお闄藉厜涓嬬湅鏉辫タ涓€妯�銆傜暥鐒堕€欓渶瑕栨噳鐢ㄧ殑鍫村悎鍙婄洰鐨勮€屾湁涓嶅悓鐨勮姹傜▼搴︺€傛璩囨枡鍗虫槸鍏夋簮鐨勬紨鑹茬壒寰�锛岀ū鐐哄钩鍧囨紨鑹叉€ф寚鏁�(general color rendering index, (Ra)銆�

銆€銆€骞冲潎婕旇壊鎬ф寚鏁哥偤鐗╀欢鍦ㄦ煇鍏夋簮鐓у皠涓嬮’绀虹殑椤忚壊鑸囧叾鍦ㄥ弮鐓у厜婧愮収灏勪笅鐨勯鑹插叐鑰呯殑鐩稿皪宸暟銆傚叾鏁稿€肩殑瑭曞畾娉曠偤鍒嗗垾浠ュ弮鐓у厜婧愬強寰呮脯鍏夋簮鐓у湪DIN 6169鎵€瑕�(gu墨)瀹氱殑鍏€嬭壊妯ｄ笂閫愪竴浣滄瘮杓冨苟閲忓寲鍏跺樊鐣版€�锛涘樊鐣版€ц秺灏忥紝鍗充唬琛ㄥ緟娓厜婧愮殑婕旇壊鎬ц秺濂�锛屽钩鍧囨紨鑹叉€ф寚鏁窻a鐐�100鐨勫厜婧愬彲浠ヨ畵鍚勭ó椤忚壊鍛堢従鍑哄鍚岃鍙冪収鍏夋簮鎵€鐓у皠鐨勯鑹�銆俁a鍊艰秺浣�锛屾墍鍛堢従鐨勯鑹茶秺澶辩湡銆�

銆€銆€鐕堝叿鏁堢巼 (Luminaire efficiency)锛� 鐕堝叿鏁堢巼(鍙堢ū鐕堝叿鍏夎几鍑烘瘮)鏄敤渚嗚⿻浼扮噲鍏风殑鑳芥簮鏁堢巼鐨勪竴闋呴噸瑕佹婧栵紝鍏跺€兼槸灏囪鏈夊厜婧愮殑鐕堝叿鎵€鐧�(f膩)鍑虹殑鍏夐€氶噺闄や互鎵€瑁濆厜婧愭湰韬墍鐧�(f膩)鍑哄厜閫氶噺鎵€寰楃殑鍟嗗€�銆�

銆€銆€涓嶅彲瑕嬪厜 (Invisible Light) 锛氱浉灏嶄簬鍙鍏�锛屾尝闀峰湪360鍒�830nm浠ュ鐨勯浕纾佽蓟灏勭ū鐐轰笉鍙鍏�銆傛尝闀峰皬浜�360nm鐨勯浕纾佹尝鏈€鐐轰竴鑸汉鐬В鐨勬槸绱绶氾紝鍏朵粬閭勬湁x灏勭窔銆乺灏勭窔銆佸畤瀹欑窔锛涘ぇ浜�780nm鐨勯浕纾佽蓟灏勫墖鏈夌磪澶栫窔鍙婄劇绶氶浕娉㈢瓑銆�

銆€銆€鍏夎瓬 (Spectrum) 锛氬厜绶氫緷娉㈤暦澶у皬闋嗗簭鐨勫垎浣堢ū鐐哄厜璀�銆傛瘡绋厜婧愰兘鍙互渚濆叾娉㈤暦绲勬垚鑰屽湪鍏夎瓬鍦栦笂椤ず鍑哄叾鍏夎瓬鑳介噺鍒嗕綀鍦�(Power Spectrum Distribution) 銆傚お闄藉厜鍙婄櫧鐔剧噲娉＄殑鍏夎瓬鑳介噺鍒嗕綀鐐洪€ｇ簩(x霉)鏇茬窔锛岃€屼竴鑸斁闆荤噲鐐洪潪閫ｇ簩(x霉)鏇茬窔銆�

銆€銆€鐧界喚鐕堟场 (Incandescent lamp) 锛氱櫧鐔剧噲娉＄偤鏈€鏃╂垚鐔熺殑浜哄伐闆诲厜婧�锛屽畠鏄埄鐢ㄧ噲绲查€氶浕鐧�(f膩)鐔辩櫦(f膩)鍏夌殑鍘熺悊鐧�(f膩)鍏�銆備竴鑸€岃█锛岀櫧鐔剧噲娉＄殑鐧�(f膩)鍏夋晥鐜囪純浣庯紝澹藉懡涔熻純鐭�锛屼絾浣跨敤涓婅純鏂逛究銆�

銆€銆€姘ｉ珨鏀鹃浕鐕� (Gas discharge lamp) 锛氭椤炲厜婧愮殑鐧�(f膩)鍏夊師鐞嗙偤鍏跺叐闆绘サ闁撶殑姘ｉ珨鍙楅浕瀛愭縺鐧�(f膩)鑰岀櫦(f膩)鍏�銆傚張鍙垎鐐轰綆澹撴埃楂旀斁闆荤噲锛屽鏃ュ厜鐕堝強楂樺姘ｉ珨鏀鹃浕鐕�锛屽姘撮妧鐕�銆侀珮澹撻垑姘ｇ噲鍙婂京閲戝爆鐕�銆�

銆€銆€鐧�(f膩)鍏変簩妤甸珨 (LED) 锛氱櫦(f膩)鍏変簩妤甸珨鐐虹壒娈婃潗璩埗鎴愮殑p-n浜屾サ楂�銆傚湪闋嗗悜鍋忓涓�锛岄浕瀛愬湪鎺ュ悎闈㈡祦鍕曟檪锛屾渻鍦ㄥ啀绲愬悎鑰屾秷婊呯殑閬庣▼涓櫦(f膩)鍏�銆傞珨绌嶅皬銆佺櫦(f膩)鍏夋晥鐜囧師涓嶉珮锛屼絾杩戝勾渚嗙櫦(f膩)灞曡繀閫�锛岄仼鐢ㄥ牬鍚堝凡鎺ㄥ唬鍒颁氦閫氳▕铏熺噲銆佹寚绀虹噲锛岀敋鑷充篃閬╃敤浜庝竴浜涚壒娈婂牬鍚堢殑鐓ф槑鐢ㄩ€�銆�

銆€銆€閲嶈鐨勬脯鍏夊叕寮忥細

銆€銆€I , 鍏夊挤搴cd] = 绔嬮珨瑙掑収鐨勫厜閫氶噺/绔嬮珨瑙�Ω[sr]

銆€銆€E , 鐓у害[lx] = 钀藉湪鏌愰潰绌嶄笂鐨勫厜閫氶噺[lm]/姝よ鐓ч潰闈㈢⿳[銕 = 鍏夊挤搴cd]  (璺濋洟[m] )2

銆€銆€L , 杓濆害[cd銕= 鍏夊挤搴cd]/鎵€瑕嬬殑琚収闈㈤潰绌峓銕

銆€銆€鐧�(f膩)鍏夋晥鐜嘯lm/W]= 鎵€鐢㈢敓鐨勫厜閫氶噺[lm]/娑堣€楅浕鍔熺巼[W]