Wavelength(nm) n k 180 2.7215 0.3758 190 2.6863 0.2849 200 2.6042 0.1611 210 2.5121 0.0851 220 2.4315 0.0437 230 2.3664 0.0212 240 2.3137 0.00917 250 2.2714 0.0035 260 2.238 0.0013 270 2.2112 0.00047 280 2.1893 0.0002 290 2.171 0.0001 300 2.1555 0 310 2.1422 0 320 2.1306 0 330 2.1204 0 340 2.1114 0 350 2.1034 0 360 2.0963 0 370 2.0898 0 380 2.084 0 390 2.0787 0 400 2.0739 0 410 2.0695 0 420 2.0654 0 430 2.0617 0 440 2.0583 0 450 2.0551 0 460 2.0522 0 470 2.0494 0 480 2.0469 0 490 2.0445 0 500 2.0423 0 510 2.0402 0 520 2.0383 0 530 2.0364 0 540 2.0348 0 550 2.0331 0 560 2.0316 0 570 2.0301 0 580 2.0287 0 590 2.0275 0 600 2.0262 0 610 2.025 0 620 2.0239 0 630 2.0228 0 640 2.0218 0 650 2.0209 0 660 2.02 0 670 2.0191 0 680 2.0182 0 690 2.0174 0 700 2.0166 0 710 2.0158 0 720 2.0152 0 730 2.0145 0 740 2.0138 0 750 2.0132 0 760 2.0125 0 770 2.0119 0 780 2.0114 0 790 2.0108 0 800 2.0102 0 810 2.0097 0 820 2.0092 0 830 2.0087 0 840 2.0083 0 850 2.0078 0 860 2.0074 0 870 2.0069 0 880 2.0065 0 890 2.0061 0 900 2.0056 0 910 2.0053 0 920 2.0049 0 930 2.0045 0 940 2.0042 0 950 2.0038 0 960 2.0034 0 970 2.0031 0 980 2.0028 0 990 2.0024 0 1000 2.0021 0 1010 2.0018 0 1020 2.0015 0 1030 2.0012 0 1040 2.0009 0 1050 2.0006 0 1060 2.0003 0 1070 2.0001 0 1080 1.9997 0 1090 1.9995 0 1100 1.9992 0 1110 1.9989 0 1120 1.9987 0 1130 1.9985 0 1140 1.9981 0 1150 1.9979 0 1160 1.9977 0 1170 1.9974 0 1180 1.9972 0 1190 1.997 0 1200 1.9967 0 1210 1.9965 0 1220 1.9963 0 1230 1.996 0 1240 1.9958 0 1250 1.9956 0 1260 1.9953 0 1270 1.9951 0 1280 1.9949 0 1290 1.9947 0 1300 1.9945 0 1310 1.9943 0 1320 1.994 0 1330 1.9938 0 1340 1.9936 0 1350 1.9934 0 1360 1.9932 0 1370 1.993 0 1380 1.9927 0 1390 1.9926 0 1400 1.9924 0 1410 1.9922 0 1420 1.992 0 1430 1.9918 0 1440 1.9916 0 1450 1.9914 0 1460 1.9912 0 1470 1.991 0 1480 1.9908 0 1490 1.9906 0 1500 1.9904 0 1510 1.9902 0 1520 1.99 0 1530 1.9898 0 1540 1.9896 0 1550 1.9894 0 1560 1.9892 0 1570 1.989 0 1580 1.9888 0 1590 1.9886 0 1600 1.9884 0 1610 1.9882 0 1620 1.988 0 1630 1.9878 0 1640 1.9876 0 1650 1.9874 0 1660 1.9872 0 1670 1.987 0 1680 1.9868 0 1690 1.9866 0 1700 1.9864 0 1710 1.9863 0 1720 1.9861 0 1730 1.9859 0 1740 1.9857 0 1750 1.9855 0 1760 1.9853 0 1770 1.9851 0 1780 1.9849 0 1790 1.9847 0 1800 1.9845 0 1810 1.9843 0 1820 1.9841 0 1830 1.9839 0 1840 1.9837 0 1850 1.9835 0 1860 1.9834 0 1870 1.9832 0 1880 1.983 0 1890 1.9828 0 1900 1.9826 0 1910 1.9824 0 1920 1.9822 0 1930 1.982 0 1940 1.9818 0 1950 1.9815 0 1960 1.9813 0 1970 1.9811 0 1980 1.9809 0 1990 1.9807 0 2000 1.9805 0 2010 1.9803 0 2020 1.9801 0 2030 1.9799 0 2040 1.9797 0 2050 1.9794 0 2060 1.9792 0 2070 1.979 0 2080 1.9788 0 2090 1.9786 0 2100 1.9784 0 2110 1.9782 0 2120 1.978 0 2130 1.9778 0 2140 1.9776 0 2150 1.9773 0 2160 1.9771 0 2170 1.9769 0 2180 1.9767 0 2190 1.9765 0 2200 1.9763 0 2210 1.9761 0 2220 1.9759 0 2230 1.9757 0 2240 1.9755 0 2250 1.9752 0 2260 1.975 0 2270 1.9748 0 2280 1.9746 0 2290 1.9744 0 2300 1.9742 0 2310 1.974 0 2320 1.9738 0 2330 1.9735 0 2340 1.9733 0 2350 1.9731 0 2360 1.9729 0 2370 1.9726 0 2380 1.9724 0 2390 1.9722 0 2400 1.972 0 2410 1.9718 0 2420 1.9715 0 2430 1.9713 0 2440 1.9711 0 2450 1.9709 0 2460 1.9706 0 2470 1.9704 0 2480 1.9702 0 2490 1.9701 0 2500 1.9701 0