Wavelength(nm) n k 206.67 1.38 1.4 208.4 1.3763 1.4172 210.17 1.3716 1.4344 211.97 1.3667 1.4516 213.79 1.3622 1.4688 215.65 1.3596 1.486 217.54 1.3594 1.5032 219.47 1.36 1.5204 221.43 1.36 1.5376 223.42 1.36 1.5548 225.45 1.36 1.572 227.52 1.36 1.5892 229.63 1.36 1.6064 231.78 1.36 1.6236 233.96 1.36 1.6408 236.19 1.36 1.6574 238.46 1.36 1.6749 240.78 1.36 1.6949 243.14 1.36 1.7166 245.54 1.3595 1.7385 248 1.3587 1.76 250.51 1.3605 1.7815 253.06 1.3691 1.8024 255.67 1.3781 1.8242 258.33 1.3807 1.8486 261.05 1.3802 1.8746 263.83 1.3811 1.9011 266.67 1.3849 1.9272 269.57 1.3907 1.9521 272.53 1.3988 1.9741 275.56 1.4078 1.9952 278.65 1.4171 2.016 281.82 1.4257 2.0375 285.06 1.4321 2.0609 288.37 1.4361 2.0867 291.76 1.4408 2.1129 295.24 1.4484 2.1382 298.8 1.4578 2.1643 302.44 1.4701 2.1927 306.17 1.4833 2.223 310 1.4945 2.2565 313.92 1.5031 2.2918 317.95 1.511 2.3234 322.08 1.5186 2.3458 326.32 1.5279 2.3662 330.67 1.5438 2.3894 335.14 1.5615 2.4154 339.73 1.5752 2.4458 344.44 1.5838 2.4802 349.3 1.5913 2.5156 354.29 1.5994 2.55 359.42 1.6084 2.5844 364.71 1.6196 2.6188 370.15 1.6329 2.6532 375.76 1.6483 2.6869 381.54 1.6655 2.7207 387.5 1.6832 2.7577 393.65 1.7004 2.8004 400 1.7176 2.844 406.56 1.7343 2.8829 413.33 1.7515 2.9214 420.34 1.7713 2.9643 427.59 1.7931 3.0116 435.09 1.8137 3.0599 442.86 1.8308 3.1072 450.91 1.8479 3.1545 459.26 1.8684 3.2002 467.92 1.8902 3.2477 476.92 1.9109 3.302 486.27 1.9317 3.3623 496 1.9571 3.424 506.12 1.9906 3.4842 516.67 2.0266 3.5444 527.66 2.0612 3.6052 539.13 2.0956 3.6652 551.11 2.13 3.7211 563.64 2.1644 3.7758 576.74 2.1988 3.8379 590.48 2.2332 3.9129 604.88 2.2676 3.9942 620 2.2986 4.0782 635.9 2.3338 4.165 652.63 2.383 4.2536 670.27 2.4438 4.3438 688.89 2.5064 4.4355 708.57 2.5657 4.5285 729.41 2.6271 4.6254 751.52 2.6926 4.7294 775 2.7626 4.8384 800 2.8388 4.9501 826.67 2.9205 5.0657 855.17 3.0053 5.1878 885.71 3.0926 5.318 918.52 3.1877 5.4567 953.85 3.2949 5.6074 992 3.4149 5.7644 1033.33 3.5495 5.9204 1078.26 3.6997 6.0787 1127.27 3.866 6.2454 1180.95 4.0491 6.4245 1240 4.25 6.62 1305.26 4.5 6.77 1377.78 4.77 6.91 1458.82 5.05 6.98 1550 5.31 7.04 1653.33 5.57 7.02 1771.43 5.71 6.83 1907.69 5.52 6.66 2066.67 5.13 6.75 2254.55 4.58 7.14 2480 3.91 7.71