--- /dev/null
+Schott SSK 2, 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 1.41096166E+00;\r
+B2 1.72425615E-01;\r
+B3 9.87461513E-01;\r
+C1 8.05433250E-03;\r
+C2 3.24360835E-02;\r
+C3 1.09899586E+02;
\ No newline at end of file