-------------------------------------------------------------------------------------------------------------

Complex refractive indices: H2SO4/H2O solution; 75% H2SO4 concentration by weight; T=293 k; RH=90% #entries 61
Reference: Fenn et al., 1985

 Wavelength   Real       Imaginary
 micron       index      index 
-------------------------------------------------------------------------------------------------------------
 2.500E-01    1.379E+00  3.029E-08 
 3.000E-01    1.365E+00  1.518E-08
 3.500E-01    1.358E+00  6.978E-09
 4.000E-01    1.353E+00  2.971E-09
 4.500E-01    1.350E+00  2.245E-09
 5.000E-01    1.348E+00  2.228E-09
 5.500E-01    1.346E+00  3.057E-09
 6.000E-01    1.345E+00  1.142E-08
 6.500E-01    1.344E+00  1.644E-08
 7.000E-01    1.344E+00  3.173E-08
 7.500E-01    1.343E+00  1.445E-07
 8.000E-01    1.342E+00  1.197E-07
 9.000E-01    1.341E+00  4.545E-07
 1.000E+00    1.340E+00  2.704E-06
 1.250E+00    1.335E+00  8.460E-06
 1.500E+00    1.332E+00  1.891E-04
 1.750E+00    1.324E+00  1.431E-04
 2.000E+00    1.317E+00  1.122E-03
 2.500E+00    1.272E+00  2.016E-03
 3.000E+00    1.360E+00  2.479E-01
 3.200E+00    1.455E+00  9.821E-02
 3.390E+00    1.413E+00  4.152E-02
 3.500E+00    1.397E+00  2.968E-02
 3.750E+00    1.373E+00  2.090E-02
 4.000E+00    1.356E+00  2.116E-02
 4.500E+00    1.339E+00  2.794E-02
 5.000E+00    1.330E+00  2.722E-02
 5.500E+00    1.303E+00  3.499E-02
 6.000E+00    1.287E+00  1.190E-01
 6.200E+00    1.371E+00  9.851E-02
 6.500E+00    1.343E+00  5.132E-02
 7.200E+00    1.298E+00  5.173E-02
 7.900E+00    1.273E+00  9.586E-02
 8.200E+00    1.274E+00  1.183E-01
 8.500E+00    1.291E+00  1.347E-01
 8.700E+00    1.307E+00  1.381E-01
 9.000E+00    1.315E+00  1.208E-01
 9.200E+00    1.302E+00  1.158E-01
 9.500E+00    1.301E+00  1.407E-01
 9.800E+00    1.322E+00  1.341E-01
 1.000E+01    1.310E+00  1.060E-01
 1.060E+01    1.253E+00  1.046E-01
 1.100E+01    1.224E+00  1.498E-01
 1.150E+01    1.230E+00  1.737E-01
 1.250E+01    1.207E+00  2.507E-01
 1.300E+01    1.220E+00  2.900E-01
 1.400E+01    1.269E+00  3.461E-01
 1.480E+01    1.306E+00  3.699E-01
 1.500E+01    1.314E+00  3.759E-01
 1.640E+01    1.370E+00  4.252E-01
 1.720E+01    1.432E+00  4.510E-01
 1.800E+01    1.495E+00  3.735E-01
 1.850E+01    1.509E+00  3.677E-01
 2.000E+01    1.527E+00  3.426E-01
 2.130E+01    1.530E+00  3.672E-01
 2.250E+01    1.556E+00  3.238E-01
 2.500E+01    1.585E+00  3.347E-01
 2.790E+01    1.600E+00  3.173E-01
 3.000E+01    1.601E+00  3.078E-01
 3.500E+01    1.582E+00  3.161E-01
 4.000E+01    1.570E+00  3.625E-01