Schott PK2, 313nm - 2325nm
USER
2 1
SQRT(1+B1*wvl^2/(wvl^2-C1)+B2*wvl^2/(wvl^2-C2)+B3*wvl^2/(wvl^2-C3))
0
B1 1.209220e+000
C1 7.339750e-003
B2 6.688733e-002
C2 2.864959e-002
B3 1.018181e+000
C3 1.018529e+002