光度学与色度学基础

20061020061075200610200610/fP/200610“”“”200610200610/200610—200610200610200610200610200610200610150155150170150/155200610200610200610200610200610200610SdSdSdSP()dS∫=lldPP)(200610200610“”2006101.21.00.80.60.40.20400450500550600650700750555nm200610200610V()dlumen∫=lllfdVP)()(1lm20061012000200W7500250W25000500W200040W50040Wlm2006100.555um1W683lm1W683lm/∫=lllfdVP)()(683∫∫=lllllfdPdVPP)()()(683200610P=/P1W20061030606070301020lm/W200610dI=4IwfddI=2006105401012Hz1/683W/sr1cd1cd1sr1lm1lm1cdsrcd200610LED200610ddEEd/dlx1lm1m2200610100010000100500201000.2310-4lx200610dSddSN200610ddddScosL:d=LdScosdL=d/(dScosd)lmm2·srnit200610LdIcosLcosCRT200610200610200610200610200610“”200610——2006102006101“/”23200610200610200610200610200610200610200610[R][G][B]R[R]G[G]B[B]RGBFFR[R]G[G]B[B]2006101.2.3.200610700nm546.1nm435.8nm|FR|:|FG|:|FB|=1:4.5907:0.06012006101[R]11[G]4.59071[B]O.0601)[R][G][B]FR[R]G[G]B[B]RGB1200610R[R]+G[G]+B[B]cR+4.5907G+0.0601B680R+4.5907G+0.0601BRGB200610RGBRGB15.6508F1R1[R]G1[G]B1[B]F2R2[R]G2[G]B2[B]F1F2F1+2F1+2F1F2R1R2[R]G1G2[G]B1B2[B]200610RGBRGBr=R/(R+G+B)g=G/(R+G+B)rg380nm780nmrgRGB200610RGBRGB200610RGBRGB200610RGBRGBRGB380nm420nm700nm~780nmrl3gl3RGBF1F2rlg1r2g2F1F2F12F1F2F1F2200610780nm380nm780urn380urnRGBRGB200610RGBRGBCIERGBCIE200610CIECIE200610CIECIE200610CIECIE