Wavelength(nm) n k 206.67 0.76 1.93 208.4 0.7713 1.9513 210.17 0.7792 1.9681 211.97 0.7847 1.9824 213.79 0.789 1.9963 215.65 0.794 2.0139 217.54 0.7986 2.033 219.47 0.8006 2.0488 221.43 0.8004 2.0626 223.42 0.8 2.0783 225.45 0.8 2.0969 227.52 0.8003 2.1183 229.63 0.8006 2.1421 231.78 0.799 2.1643 233.96 0.7941 2.1825 236.19 0.7898 2.2027 238.46 0.7894 2.23 240.78 0.79 2.2594 243.14 0.79 2.2882 245.54 0.79 2.316 248 0.79 2.3395 250.51 0.79 2.363 253.06 0.79 2.3926 255.67 0.79 2.4261 258.33 0.7904 2.4592 261.05 0.7905 2.492 263.83 0.7876 2.5271 266.67 0.7824 2.5647 269.57 0.7808 2.6025 272.53 0.7852 2.6398 275.56 0.7907 2.6787 278.65 0.7944 2.7207 281.82 0.8011 2.7635 285.06 0.8153 2.8053 288.37 0.8295 2.8481 291.76 0.8364 2.895 295.24 0.8397 2.9421 298.8 0.8395 2.9852 302.44 0.8395 3.0273 306.17 0.8449 3.0714 310 0.8549 3.1187 313.92 0.8675 3.1713 317.95 0.8818 3.228 322.08 0.8956 3.2852 326.32 0.9092 3.3416 330.67 0.927 3.3975 335.14 0.9506 3.4531 339.73 0.9736 3.5121 344.44 0.9917 3.5772 349.3 1.0115 3.6442 354.29 1.0369 3.71 359.42 1.0678 3.7758 364.71 1.1071 3.8422 370.15 1.1512 3.9077 375.76 1.1963 3.9706 381.54 1.244 4.0311 387.5 1.2967 4.09 393.65 1.3536 4.1461 400 1.4141 4.1979 406.56 1.4756 4.245 413.33 1.5333 4.2873 420.34 1.5853 4.3252 427.59 1.6348 4.3602 435.09 1.6828 4.3933 442.86 1.7273 4.4257 450.91 1.7671 4.4591 459.26 1.8013 4.4911 467.92 1.8276 4.5169 476.92 1.8485 4.547 486.27 1.8642 4.5918 496 1.8773 4.647 506.12 1.8906 4.7119 516.67 1.9048 4.7841 527.66 1.9209 4.861 539.13 1.9398 4.9414 551.11 1.9639 5.0233 563.64 1.9923 5.1074 576.74 2.0208 5.1976 590.48 2.0484 5.2952 604.88 2.0793 5.3995 620 2.1156 5.5104 635.9 2.1565 5.6278 652.63 2.2022 5.7514 670.27 2.251 5.8829 688.89 2.2985 6.025 708.57 2.3535 6.1739 729.41 2.4264 6.3267 751.52 2.5096 6.483 775 2.5951 6.6407 800 2.6854 6.8011 826.67 2.7852 6.9673 855.17 2.8941 7.137 885.71 3.0104 7.3053 918.52 3.1327 7.4701 953.85 3.2608 7.63 992 3.3906 7.7849 1033.33 3.5071 7.9387 1078.26 3.5997 8.0943 1127.27 3.6671 8.2625 1180.95 3.7052 8.4516 1240 3.71 8.67 1305.26 3.69 8.94 1377.78 3.62 9.36 1458.82 3.64 9.81 1550 3.63 10.3 1653.33 3.63 11 1771.43 3.67 11.7 1907.69 3.77 12.6 2066.67 3.87 13.5 2254.55 3.97 14.7 2480 4.2 16.1