--- /dev/null
+Schott Sk1, 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 1.23997939E+00;\r
+B2 3.08829519E-01;\r
+B3 1.03366266E+00;\r
+C1 6.76460788E-03;\r
+C2 2.33830716E-02;\r
+C3 1.14585882E+02;
\ No newline at end of file