【JIS日本标准】JIS Z 8725：1999 Methods for determining distribution temperature and color temperature or correlated color temperature of light sources.doc

z 8725 : 1999 jis z 8725 : 1987 jis z 8725 1 2 3 (1)jisz 8725 : 1999methods for determining distribution temperature andcolor temperature or correlated color temperature of light sources1. 2. jis c 7526 jis c 7527 jis z 8105 jis z 8113 jis z 8120 jis z 8724 3. jis z 8105jis z 8113 jis z 8120 a) (1) r( )d0g =r( )d 0 (1)g (nm) (nm)r () b) 4.4 (4)2z 8725 : 1999c) 4.4.1 2 2 4.3 b) 2.4.2 a)jis c 7526 b)jis c 7527 c) a)b) b) c) jis c 7526 4. 4.3 a)jis z 8724 4.2b r 1.b r 460nm 660nm 5nm 2. jis z 8724 4.2 5nm b)sb()sr() 1.22. 3.jis z 8724 4.2.3(2) 4.2 sb()sr() g 460nm 660nm 3z 8725 : 1999(2) 100nm s ( )dw = 0s (max ) (2)ws () maxsb() sr() s () 4.4 a) i 2 s t b r rs(b)rs(r)rt(b) rt(r) td,s(k) td,t(k) (3) 1rt (b ) rs (r ) =rt (r ) rs (b )sb (b , td,t ) sb (r , td, s )sb (r , td,t ) sb (b , td, s ) (3)sb(td) (4)sb (,td ) =c (4)c5 exp 2 1 c td c2 1.438 8107nmk td (k) (nm) b) ii2 b r 1) iia rb,srr,s (5) ps rb, sps =rr, s (5) rb,trr,t (6) pt rb,tp = (6)trr,tpt ps vt td,t(k) td, s(k) 1. it 2.4.3b) 2. rbrr 2) iib 4z 8725 : 1999 td,0(k) td,1(k) td,0(k) v0 td,1(k) v1 iia vt td,t(k)td,t(k) vt (7)(8) v td,t = td,0 tv (7)0 t 1 / vt = v0 td,t (8)d,0 td,1 = logtd,0log v1v0 (9)1.22.td,0td,11.16td,0(v0v11.50v0) td,t vt 1.2logtd,00.2logtd,1log td,t0.2logtd,01.2logtd,11.2logv00.2logv1logvt0.2logv01.2logv1 (9)0.360.38 3. v i td,0td,111.16td,0(i0i11.25i0) td,t it 1.2logtd,00.2logtd,1logtd,t0.2logtd,01.2logtd,11.2logi00.2logi1logit0.2logi01.2logi1 (9) v i 0.650.693) iic td,0(k) td,1(k) td,0(k) td,1(k) rb,0rb,1rr,0 rr,1 (10)(11) p0 pl rtd,0 p0 =b,0rr,0 (10)5z 8725 : 1999td,1 p1 =rb,1 (11)rr,1 rb,trr,t (12) pt rb,tp = (12)trr,t(13) td,t (k)td,t=alog pt b (13)td,0 td,1 (log p1 log p0 )a = (14)td,0 td,1td,1 log p1 td,0 log p0b =td,1 td,0 (15)1.22.td,0td,11.16td,0 td,t 1.2logtd,00.2logtd,1logtd,t0.2logtd,01.2logtd,1c) iii s () jis z 8724 4. s () (16) k t k t t td(k) s ( ) 2 1 k s(, t ) (16)bsb(t) t ( ) 400nm720nm 10nm jis z 8724 4.2.2(1) 10nm jis z 8724 4.2.2 (2) (16) () (17) ( ) = 1 s ( )k sb (, t ) (17) () 400nm720nm 0.03 0.01 6z 8725 : 19995.5.1 xyz cie 1960 ucs u5.2 xyz xy a) ijis z 8724 4.b) iijis z 8724 5.5.3 tcp(k) xyz xy a) u (18)(19) uu =4 xx + 15y + 3z =6yx + 15y + 3zu =2 x (18) x + 6 y + 1.5 (19) =3 y x + 6 y + 1.5 u cie 1960 ucs cie 1976 ucs uuu (2/3) cpb) u 1 t 1 (mk1) 2(20) tcp(k) 106( ) t (mk )tcp k =11 (20)cpc) u tc 1.2 xyz 10 x10y10z10 x10y10z10 x10y10(18)(19) u1010 u10102(20)2. (mk1) (mired) mrd 3. 1 2 1.jis z 87244.21mk12.5.4 cie 1960 ucs 0.02 cie 1960 ucs (21) du du(17z 8725 : 1999000du) du du du(usu0)2(s0)21/2 (21)uss cie 1960 ucs u00 cie 1960 ucs 6.6.1 td (k) i iia iib iic iii i br 460nm 660nm ii 460nm 660nm 1.100.0v td3 148kjis z 8725 i2. td 2 856k 86.4vjis z 8725 iia b475nmr660nm6.2 tcp (k) tc jis z 8724 6. 10 x10y10z10 (cie) tcp10 6 350k8z 8725 : 1999 1 2 cie 1960 ucs 1(mk1)0tcp(k)(1)u0.180 0460.263 577 4.095 6210100 000 100000.180 6380.265 9483.913 302050 000 25000.181 3090.268 5063.710 553033 333 11110.182 0670.271 2363.495 134025 000 6250.182 9190.274 1183.274 205020 000 4000.183 8720.277 1313.053 866016 667 2780.184 9320.280 2512.838 907014 286 2040.186 1030.283 4522.632 798012 500 1560.187 3890.286 7092.437 789011 111 1230.188 7920.289 9972.255 1710010 000 1000.190 3120.293 2932.085 441109 091 830.191 9490.296 5751.928 561208 333 690.193 7010.299 8251.784 091307 692 590.195 5660.303 0251.651 361407 143 510.197 5400.306 1621.529 561506 667 440.199 6190.309 2231.417 841606 250 390.201 7990.312 1991.315 341705 882 350.204 0740.315 0831.221 211805 555 310.206 4400.317 8681.134 681905 263 280.208 8910.320 5501.055 032005 000 250.211 4230.323 1260.981 5922104 762 230.214 0300.325 5950.913 7712204 545 210.216 7060.327 9560.851 0352304 348 190.219 4490.330 2080.792 9042404 167 170.222 2510.332 3540.738 9522504 000 160.225 1100.334 3930.688 8012603 846 150.228 0200.336 3290.642 1132703 704 140.230 9780.338 1630.598 5862803 571 130.233 9790.339 8970.557 9532903 448 120.237 0200.341 5360.519 9753003 333 110.240 0970.343 0800.484 4393103 226 100.243 2060.344 5340.451 1513203 125 9.80.246 3450.345 9010.419 9413303 030 9.20.249 5110.347 1830.390 6523402 941 8.70.252 6990.348 3840.363 1453502 857 8.20.255 9090.349 5080.337 2923602 778 7.70.259 1360.350 5570.312 9783702 703 7.30.262 3790.351 5340.290 0973802 632 6.90.265 6350.352 4430.268 5543902 564 6.60.268 9020.353 2870.248 261tcp9z 8725 : 1999tcp1(mk1)tcp(k)(1)u4002 500 6.30.272 1790.354 0690.229 1374102 439 5.90.275 4620.354 7910.211 1084202 381 5.70.278 7500.355 4570.194 1044302 326 5.40.282 0420.356 0700.178 0634402 273 5.20.285 3350.356 6310.162 9264502 222 4.90.288 6290.357 1440.148 6384602 174 4.70.291 9220.357 6110.135 1494702 128 4.50.295 2110.358 0340.122 4124802 083 4.30.298 4970.358 4170.110 3824902 041 4.20.301 7780.356 7600.099 0195002 000 4.00.305 0530.359 0660.088 2845101 961 3.80.308 0320.359 3380.078 1415201 923 3.70.308 3200.359 5770.068 5575301 887 3.60.314 8290.359 7850.059 4995401 852 3.40.318 0680.359 9640.050 9395501 818 3.30.321 2970.360 1150.042 8485601 786 3.20.324 5140.360 2400.035 2005701 754 3.10.327 7180.360 3420.027 9705801 724 3.00.330 9090.360 4200.021 1355901 695 2.90.334 0870.360 4770.014 6736001 667 2.80.337 2500.360 5130.008 5646101 639 2.70.340 3970.360 5310.002 7876201 613 2.60.343 5300.360 5310.002 6746301 587 2.50.346 6460.360 5150.007 8396401 563 .40.349 7460.360 4830.012 722(1) tcp11mk1tcp(k) 10z 8725 : 1999 2 10 cie 1960 ucs 1(mk1)0tcp(k)(1)u100.177 107100.265 867 3.155 3310100 000 100000.177 8270.268 0993.039 642050 000 25000.178 6390.270 5132.908 783033 333 11110.179 5490.273 0962.767 194025 000 6250.180 5640.275 8292.619 255020 000 4000.181 6910.278 6932.468 896016 667 2780.182 9330.281 6662.319 437014 286 2040.184 2950.284 7232.173 488012 500 1560.185 7790.287 8422.032 969011 111 1230.187 3850.290 9981.899 1310010 000 1000.189 1140.294 1691.772 761109 091 830.190 9630.297 3351.654 191208 333 690.192 9290.300 4771.543 451307 692 590.195 0100.303 5791.440 351407 143 510.197 2000.306 6261.344 561506 667 440.199 4940.309 6071.255 661606 250 390.201 8880.312 5111.173 181705 882 350.204 3740.315 3311.096 651805 555 310.206 9480.318 0611.025 601905 263 280.209 6030.320 6950.959 5862005 000 250.212 3340.323 2300.898 1732104 762 230.215 1350.325 6640.840 9742204 545 210.217 9990.327 9960.787 6312304 348 190.220 9230.330 2250.737 8182404 167 170.223 9000.332 3510.691 2382504 000 160.226 9260.334 3760.647 6262603 846 150.229 9960.336 3000.606 7412703 704 140.233 1040.338 1260.568 3682803 571 130.236 2470.339 8550.532 3122903 448 120.239 4210.341 4900.498 3993003 333 110.242 6220.343 0340.466 4693103 226 100.245 8450.344 4890.436 3823203 125 9.80.249 0880.345 8570.408 0083303 030 9.20.252 3480.347 1430.381 2303402 941 8.70.255 6200.348 3490.355 9413502 857 8.20.258 9020.349 4770.332 0453602 778 7.70.262 1910.350 5320.309 4523702 703 7.30.265 4860.351 5160.288 0823802 632 6.90.268 7820.352 4320.267 8603902 564 6.60.272 0790.353 2830.248 717tcp11z 8725 : 199910tcp1(mk1)tcp(k)(1)u104002 500 6.30.275 3730.354 0720.230 5904102 439 5.90.278 6630.354 8020.213 4204202 381 5.70.281 9480.355 4560.197 1524302 326 5.40.285 2240.356 0970.181 7364402 273 5.20.288 4920.356 6670.167 1244502 222 4.90.291 7480.357 1880.153 2734602 174 4.70.294 9930.357 6640.140 1414702 128 4.50.298 2240.358 0970.127 6904802 083 4.30.301 4410.358