Iwavelength

//  using Wave_n from above
bool isActiveWavelength = Wave_n.IsActive;      //  READ ONLY
bool isPrimaryWavelength = Wave_n.IsPrimary;    //  READ ONLY
double dWL = Wave_n.Wavelength;
double dWeight = Wave_n.Weight;
Wave_n.MakePrimary();   //  Make Wave_n the Primary Wavelength
      

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