/**
* Create an abbe glass model
*/
public Abbe(AbbeFormula m, double n, double v, double dpgF) : base(m.ToString())
{
this._m = m;
_n = n;
_v = v;
_q = (n - 1.0) / v;
_a = (v * -0.001682) + 0.6438 + dpgF;
}
Abbe(AbbeFormula m, double n, double v) : this(m, n, v, 0.0)
{
}
