--- /dev/null
+b7 optical constants\r
+nm\r
+NK\r
+300 1.7458 0.10534\r
+310 1.7469 0.094593\r
+320 1.7153 0.086701\r
+330 1.7124 0.075826\r
+340 1.7214 0.067546\r
+350 1.7192 0.060391\r
+360 1.7267 0.052889\r
+370 1.7253 0.046406\r
+380 1.7242 0.041158\r
+390 1.7219 0.036203\r
+400 1.7196 0.031782\r
+410 1.717 0.028392\r
+420 1.7141 0.024741\r
+430 1.7112 0.021775\r
+440 1.7086 0.01932\r
+450 1.7055 0.016471\r
+460 1.7037 0.016648\r
+470 1.7006 0.014353\r
+480 1.6973 0.011895\r
+490 1.6947 0.010253\r
+500 1.6928 0.009957\r
+510 1.6904 0.008809\r
+520 1.6887 0.0078601\r
+530 1.6859 0.0072742\r
+540 1.6842 0.0064531\r
+550 1.6827 0.0063994\r
+560 1.6807 0.0054589\r
+570 1.6791 0.0045879\r
+580 1.6777 0.0042043\r
+590 1.6764 0.0036591\r
+600 1.6753 0.003028\r
+610 1.6742 0.002631\r
+620 1.6726 0.0022877\r
+630 1.6722 0.0022497\r
+640 1.6706 0.0021617\r
+650 1.6702 0.0016218\r
+660 1.6688 0.00136\r
+670 1.6685 0.0013029\r
+680 1.6676 0.00080671\r
+690 1.6669 0.001088\r
+700 1.6666 0.00040265\r
+710 1.6657 0.00026665\r
+720 1.6652 0.0004649\r
+730 1.6648 0.00013828\r
+740 1.6643 0.00011195\r
+750 1.6635 9.9191e-06\r
+760 1.6622 0.00049891\r
+770 1.6628 0.00053963\r
+780 1.6611 0.00015079\r
+790 1.6615 0.00038134\r
+800 1.6612 -8.8567e-05\r
+810 1.662 -0.0014796\r
+820 1.6615 -0.0021474\r
+830 1.6606 -0.00054675\r
+840 1.6595 0.0015394\r
+850 1.66 -0.00068669\r
+860 1.6592 -0.00027604\r
+870 1.6602 -0.0015261\r
+880 1.659 0.0002988\r
+890 1.6607 -0.0080687\r
+900 1.6604 -0.0070926\r
+910 1.66 -0.0078771\r
+920 1.6587 -0.002753\r
+930 1.6577 0.00014529\r
+940 1.6583 -0.0029657\r
+950 1.6581 -0.0017803\r
+960 1.6587 -0.0041463\r
+970 1.6574 -0.001202\r
+980 1.6586 -0.0077938\r
+990 1.6578 -0.0011896\r
+1000 1.6564 0.0036347
\ No newline at end of file