鐏叿鐭ヨ瘑鐩稿叧鑹叉俯CorrelatedColorTemperature)錛氬厜婧愬彂灝勭殑鍏変笌榛戜綋鍦ㄦ煇涓�娓╁害涓嬭緪灝勭殑鍏夐鑹叉渶鎺ヨ繎錛屽垯榛戜綋鐨勬俯搴﹀氨縐頒負(fù)璇ュ厜婧愬彂灝勭殑鍏夌殑鐩稿叧鑹叉俯錛屽崟浣嶄負(fù)K銆?
杈愬皠寮哄害(Radiant Intensity)錛氬湪緇欏畾鏂瑰悜涓婂寘鍚鏂瑰悜鐨勭珛浣撹鍏冨唴杈愬皠婧愭墍鍙戝嚭鐨勮緪灝勯�氶噺d蠁闄や互璇ョ珛浣撹鍏僤惟錛屽崟浣嶄負(fù)W/Sr銆?
杈愬皠浜害(Radiance)錛氳緪灝勬簮闈笂涓�鐐瑰湪緇欏畾鏂瑰悜涓婂寘鍚鐐圭殑闈㈠厓dA鐨勮緪灝勫己搴I闄や互璇ラ潰鍏冨湪鍨傜洿浜庣粰瀹氭柟鍚戠殑騫抽潰涓婄殑姝ｆ姇褰遍潰縐紝鍗曚綅涓?Sr・m2銆?
杈愬皠鐓у害 (Irradiance)錛氬湪杈愬皠鎺ユ敹闈笂涓�鐐圭殑杈愬皠鐓у害E絳変簬鎶曞皠鍦ㄥ寘鎷鐐圭殑涓�涓潰鍏冧笂鐨勮緪灝勯�氶噺d蠁闄や互璇ラ潰鍏冪殑闈㈢НdA錛屽崟浣嶄負(fù)W/m2銆?
鍙戝厜寮哄害(Luminous Intensity)錛氬厜婧愬湪緇欏畾鏂瑰悜涓婂寘鍚鏂瑰悜錛岀殑绔嬩綋瑙掑厓鍐呮墍鍙戝嚭鐨勫厜閫氶噺d蠁闄や互璇ョ珛浣撹鍏僤惟錛屽崟浣嶄負(fù)cd銆備織縐?
鍧庡痙鎷?/STRONG>(cd)錛氬彂鍏夊己搴﹀崟浣嶃�傚潕寰鋒媺鏄彂鍑洪鐜囦負(fù)540脳1012Hz杈愬皠鐨勫厜婧愬湪緇欏畾鏂瑰悜鐨勫彂鍏夊己搴︼紱璇ュ厜婧愬湪姝ゆ柟鍚戠殑杈愬皠寮哄害涓?/683W/Sr銆?
鍏夐�氶噺(Luminous Flux)錛氳兘澶熻浜虹殑瑙嗚緋葷粺鎵�鎰熷彈鍒扮殑閭ｉ儴鍒嗗厜杈愬皠鍔熺巼鐨勫ぇ灝忥紝鍗曚綅涓簂m銆?
鐓у害(I luminance)錛?nbsp;琛ㄩ潰涓婁竴鐐圭殑鍏夌収搴︽槸鍏ュ皠鍦ㄥ寘鍚鐐圭殑闈㈠厓涓婄殑鍏夐�氶噺d蠁闄や互璇ラ潰鍏冮潰縐痙A銆傜収搴︾殑鍏埗鍗曚綅鏄痩x(lm/m2)錛岃嫳鍒跺崟浣嶄負(fù)fc(lm/ft2)銆?
1lx=0.0929fc
1fc=10.76lx
鍑哄厜搴?/STRONG>(Luminous Exultance)錛氬崟浣嶉潰縐笂鍙戝嚭鐨勫厜閫氶噺錛屽崟浣嶆槸lm/m2銆?
浜害(Luminance)錛?nbsp;鍦ㄧ粰瀹氭柟鍚戜笂錛?nbsp;姣忓崟浣嶉潰縐笂鐨勫彂鍏夊己搴︺�備寒搴︾殑鍏埗鍗曚綅鏄痗d/m2(涔熺ОNit)錛岃嫳鍒跺崟浣嶆槸fL(1/蟺脳cd/ft2)銆?
1cd/m2=0.2919fL
1fL=3.426cd/m2
CIE鏍囧噯鍏夊害瑙傚療鑰?/STRONG>(CIEStandardPhotometric Obse-rver)錛氱浉瀵瑰厜璋卞搷搴旀洸綰跨鍚堟槑瑙嗚V(位)鍑芥暟鎴栬�呮殫瑙嗚V"(位)鍑芥暟鐨勭悊鎯寵瀵熻�呫�?
鏈椾集鍙戝皠闈?/STRONG>(Lambertian Surface)錛氬湪鏌愪竴鏂瑰悜涓婄殑鍙戝厜寮哄害絳変簬榪欎釜闈㈠瀭鐩存柟鍚戜笂鐨勫彂鍏夊己搴︿箻浠ユ柟鍚戣鐨勪綑寮︼紝榪欐牱鐨勫彂鍏夐潰縐頒負(fù)鏈椾集鍙戝皠闈㈡垨鏈椾集浣擄紝鏈夋椂涔熷彨鍧囧寑婕皠闈㈡垨鍧囧寑婕皠浣擄紝榪樺父琚О鍋氫綑寮︽極灝勪綋銆?nbsp;鏈椾集鍙戝皠闈㈢殑鍑哄厜搴︿笌浜害鐨勫叧緋諱負(fù)M=蟺L銆?
