--- /dev/null
+Schott BaF 4, 334nm - 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 1.37492590E+00;\r
+B2 1.46354500E-01;\r
+B3 9.12643359E-01;\r
+C1 9.29554343E-03;\r
+C2 4.40426654E-02;\r
+C3 1.16607899E+02;
\ No newline at end of file