--- /dev/null
+User-defined Material Glass with absorbing tails\r
+USER\r
+2 1\r
+An + Bn/wvl^2 + Cn/wvl^4\r
+(Ak*0.000001*exp((Bk/(wvl-0.02))^2) + Ck*wvl^4) * 0.000001\r
+An 1.505123\r
+Bn 0.003346\r
+Cn 0.000000\r
+Ak 430.215278\r
+Bk 1.031426\r
+Ck 16.888310\r