Bulk Chromium, from CHROME.DAT
nm
NK
250	1.0702	2.0878
260	1.0779	2.1978
270	1.1016	2.3098
280	1.1344	2.4211
290	1.1712	2.5292
300	1.2109	2.6329
310	1.26	2.7367
320	1.331	2.8574
330	1.3886	2.9487
340	1.4531	3.0323
350	1.518	3.1056
360	1.5759	3.1705
370	1.6175	3.2329
380	1.648	3.3021
390	1.6785	3.387
400	1.715	3.4822
410	1.7675	3.5854
420	1.834	3.69
430	1.9096	3.7897
440	1.9983	3.8839
450	2.0953	3.9729
460	2.2022	4.0506
470	2.3125	4.1175
480	2.4296	4.17
490	2.5475	4.2115
500	2.6587	4.2395
510	2.7659	4.2533
520	2.8632	4.2586
530	2.9533	4.2626
540	3.0335	4.2576
550	3.106	4.2537
560	3.1739	4.251
570	3.2352	4.2493
580	3.2908	4.2472
590	3.3441	4.2475
600	3.3944	4.2487
610	3.4439	4.2477
620	3.4891	4.25
630	3.5297	4.2531
640	3.5733	4.26
650	3.6135	4.2649
660	3.6534	4.2716
670	3.6919	4.2819
680	3.731	4.2918
690	3.7705	4.3033
700	3.8079	4.3126
710	3.8459	4.3227
720	3.8825	4.3298
730	3.9265	4.3353
740	3.9695	4.3404
750	4.0061	4.343
760	4.0428	4.3452
770	4.0782	4.3485
780	4.1147	4.3522
790	4.1493	4.3519
800	4.1784	4.3555
810	4.2068	4.3563
820	4.2417	4.3615
830	4.2651	4.3575
840	4.2952	4.362
850	4.3227	4.3608
860	4.3533	4.3569
870	4.3786	4.359
880	4.4097	4.3573
890	4.4268	4.3626
900	4.4549	4.361
910	4.4768	4.3586
920	4.5008	4.3629
930	4.5204	4.3564
940	4.5446	4.3552
950	4.5649	4.3602
960	4.5815	4.3479
970	4.6037	4.3522
980	4.6286	4.3504
990	4.6356	4.3422
1000	4.6537	4.3466