--- /dev/null
+Schott KzF N2, 365nm - 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 1.12337304E+00;\r
+B2 1.77617693E-01;\r
+B3 8.49213044E-01;\r
+C1 7.12846561E-03;\r
+C2 3.17291201E-02;\r
+C3 8.49656713E+01;
\ No newline at end of file