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Complex refractive indices: H2SO4/H2O solution; 75% H2SO4 concentration by weight; T=293 k; RH=80% #entries 61
Reference: Fenn et al., 1985

 Wavelength   Real       Imaginary
 micron       index      index 
-------------------------------------------------------------------------------------------------------------
 2.500E-01   1.387E+00   2.870E-08
 3.000E-01   1.374E+00 	 1.477E-08
 3.500E-01   1.365E+00 	 7.215E-09
 4.000E-01   1.360E+00 	 3.523E-09
 4.500E-01   1.356E+00 	 2.855E-09
 5.000E-01   1.355E+00 	 2.839E-09
 5.500E-01   1.353E+00 	 3.603E-09
 6.000E-01   1.352E+00 	 1.168E-08
 6.500E-01   1.351E+00 	 1.646E-08
 7.000E-01   1.351E+00 	 3.084E-08
 7.500E-01   1.350E+00 	 1.388E-07
 8.000E-01   1.349E+00 	 1.171E-07
 9.000E-01   1.348E+00 	 4.388E-07
 1.000E+00   1.346E+00 	 2.612E-06
 1.250E+00   1.341E+00 	 8.340E-06
 1.500E+00   1.338E+00 	 1.837E-04
 1.750E+00   1.330E+00 	 1.646E-04
 2.000E+00   1.322E+00 	 1.133E-03
 2.500E+00   1.278E+00 	 2.153E-03
 3.000E+00   1.355E+00 	 2.359E-01
 3.200E+00   1.444E+00 	 1.011E-01
 3.390E+00   1.408E+00 	 5.066E-02
 3.500E+00   1.395E+00 	 3.976E-02
 3.750E+00   1.375E+00 	 2.955E-02
 4.000E+00   1.358E+00 	 2.940E-02
 4.500E+00   1.343E+00 	 3.518E-02
 5.000E+00   1.332E+00 	 3.459E-02
 5.500E+00   1.306E+00 	 4.662E-02
 6.000E+00   1.298E+00 	 1.250E-01
 6.200E+00   1.375E+00 	 1.037E-01
 6.500E+00   1.345E+00 	 5.734E-02
 7.200E+00   1.291E+00 	 6.150E-02
 7.900E+00   1.263E+00 	 1.267E-01
 8.200E+00   1.268E+00 	 1.597E-01
 8.500E+00   1.297E+00 	 1.835E-01
 8.700E+00   1.325E+00 	 1.879E-01
 9.000E+00   1.341E+00 	 1.611E-01
 9.200E+00   1.325E+00 	 1.528E-01
 9.500E+00   1.330E+00 	 1.886E-01
 9.800E+00   1.368E+00 	 1.770E-01
 1.000E+01   1.355E+00 	 1.334E-01
 1.060E+01   1.290E+00 	 1.231E-01
 1.100E+01   1.259E+00 	 1.761E-01
 1.150E+01   1.282E+00 	 1.894E-01
 1.250E+01   1.249E+00 	 2.465E-01
 1.300E+01   1.257E+00 	 2.825E-01
 1.400E+01   1.298E+00 	 3.342E-01
 1.480E+01   1.330E+00 	 3.570E-01
 1.500E+01   1.335E+00 	 3.630E-01
 1.640E+01   1.382E+00 	 4.243E-01
 1.720E+01   1.455E+00 	 4.619E-01
 1.800E+01   1.531E+00 	 3.473E-01
 1.850E+01   1.542E+00 	 3.412E-01
 2.000E+01   1.550E+00 	 3.175E-01
 2.130E+01   1.550E+00 	 3.613E-01
 2.250E+01   1.580E+00 	 3.008E-01
 2.500E+01   1.613E+00 	 3.241E-01
 2.790E+01   1.625E+00 	 3.065E-01
 3.000E+01   1.626E+00 	 2.978E-01
 3.500E+01   1.607E+00 	 3.062E-01
 4.000E+01   1.595E+00 	 3.513E-01