--- /dev/null
+Schott Sk16, 313nm - 2325nm\r
+USER\r
+2 1\r
+SQRT(1+B1*wvl^2/(wvl^2-C1)+B2*wvl^2/(wvl^2-C2)+B3*wvl^2/(wvl^2-C3))\r
+0\r
+B1 1.34317774E+00;\r
+B2 2.41144399E-01;\r
+B3 9.94317969E-01;\r
+C1 7.04687339E-03;\r
+C2 2.29005000E-02;\r
+C3 9.27508526E+01;
\ No newline at end of file