NBK7
"Wavelength | µm" | n | k 0.3 | 1.5527702635739 | 0.0000028607 0.31 | | 0.0000013679 0.32 | | 6.6608e-7 0.322 | 1.5458699289209 0.334 | | 2.6415e-7 0.344 | 1.5404466868331 0.35 | | 9.2894e-8 0.365 | | 3.4191e-8 0.366 | 1.536090527917 0.37 | | 2.7405e-8 0.38 | | 2.074e-8 0.388 | 1.53252773217 0.39 | | 1.3731e-8 0.4 | | 1.0227e-8 0.405 | | 9.0558e-9 0.41 | 1.529568767224 0.42 | | 9.3912e-9 0.432 | 1.5270784291406 0.436 | | 1.1147e-8 0.454 | 1.5249578457324 0.46 | | 1.0286e-8 0.476 | 1.5231331738499 0.498 | 1.5215482528369 0.5 | | 9.5781e-9 0.52 | 1.5201596882463 0.542 | 1.5189334783109 0.546 | | 6.9658e-9 0.564 | 1.5178426478869 0.58 | | 9.2541e-9 0.586 | 1.516865556749 0.608 | 1.5159846691816 0.62 | | 1.1877e-8 0.63 | 1.5151856452759 0.652 | 1.5144566604975 0.66 | | 1.2643e-8 0.674 | 1.513787889767 0.696 | 1.5131711117948 0.7 | | 8.9305e-9 0.718 | 1.5125994024544 0.74 | 1.5120668948646 0.762 | 1.5115685899969 0.784 | 1.5111002059336 0.806 | 1.5106580569705 0.828 | 1.5102389559626 0.85 | 1.5098401349174 0.872 | 1.5094591800239 0.894 | 1.5090939781792 0.916 | 1.5087426727363 0.938 | 1.5084036266923 0.96 | 1.5080753919142 0.982 | 1.5077566832938 1.004 | 1.5074463569456 1.026 | 1.5071433917383 1.048 | 1.5068468735887 1.06 | | 1.0137e-8 1.07 | 1.5065559820529 1.092 | 1.5062699788386 1.114 | 1.5059881979287 1.136 | 1.5057100370628 1.158 | 1.5054349503657 1.18 | 1.5051624419507 1.202 | 1.5048920603512 1.224 | 1.504623393661 1.246 | 1.5043560652815 1.268 | 1.5040897301904 1.29 | 1.5038240716592 1.312 | 1.5035587983604 1.334 | 1.5032936418104 1.356 | 1.5030283541053 1.378 | 1.502762705911 1.4 | 1.5024964846769 1.422 | 1.5022294930427 1.444 | 1.5019615474168 1.466 | 1.5016924767046 1.488 | 1.5014221211688 1.51 | 1.5011503314064 1.53 | | 9.839e-8 1.532 | 1.5008769674285 1.554 | 1.5006018978322 1.576 | 1.5003249990526 1.598 | 1.5000461546874 1.62 | 1.4997652548858 1.642 | 1.4994821957943 1.664 | 1.4991968790539 1.686 | 1.4989092113428 1.708 | 1.4986191039608 1.73 | 1.4983264724496 1.752 | 1.4980312362468 1.774 | 1.49773331837 1.796 | 1.4974326451267 1.818 | 1.4971291458495 1.84 | 1.4968227526526 1.862 | 1.4965134002084 1.884 | 1.4962010255422 1.906 | 1.4958855678422 1.928 | 1.495566968286 1.95 | 1.4952451698788 1.97 | | 0.0000010933 1.972 | 1.4949201173049 1.994 | 1.4945917567902 2.016 | 1.4942600359742 2.038 | 1.4939249037922 2.06 | 1.4935863103651 2.082 | 1.4932442068978 2.104 | 1.4928985455839 2.126 | 1.492549279517 2.148 | 1.4921963626087 2.17 | 1.491839749511 2.192 | 1.4914793955446 2.214 | 1.4911152566309 2.236 | 1.4907472892292 2.258 | 1.4903754502768 2.28 | 1.4899996971337 2.302 | 1.4896199875296 2.324 | 1.4892362795147 2.325 | | 0.0000042911 2.346 | 1.4888485314127 2.368 | 1.4884567017771 2.39 | 1.4880607493487 2.412 | 1.4876606330169 2.434 | 1.4872563117813 2.456 | 1.4868477447166 2.478 | 1.4864348909385 2.5 | 1.486017709571 | 0.00000813