--- /dev/null
+Schott F 1, 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 1.36192123E+00;\r
+B2 2.09162831E-01;\r
+B3 9.07276681E-01;\r
+C1 1.02049225E-02;\r
+C2 4.80290444E-02;\r
+C3 1.09211919E+02;
\ No newline at end of file