Schott Ba K2, 297nm - 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 1.016622e+000
C1 5.923838e-003
B2 3.199031e-001
C2 2.038284e-002
B3 9.372330e-001
C3 1.131184e+002