% Lens 4:
R1        R1_4        Radius of curvature, surface 1
R2        R2_4        Radius of curvature, surface 2
k1        K1_4        Conic constant, surface 1
k2        K2_4        Conic constant, surface 2
A_norm    A_norm      Aspheric normalization unit
A04_1     A1_4        4th order aspheric term, surface 1
A06_1     B1_4        6th order aspheric term, surface 1
A08_1     C1_4        8th order aspheric term, surface 1
A10_1     D1_4        10th order aspheric term, surface 1
A12_1     E1_4        12th order aspheric term, surface 1
A14_1     F1_4        14th order aspheric term, surface 1
A04_2     A2_4        4th order aspheric term, surface 2
A06_2     B2_4        6th order aspheric term, surface 2
A08_2     C2_4        8th order aspheric term, surface 2
A10_2     D2_4        10th order aspheric term, surface 2
A12_2     E2_4        12th order aspheric term, surface 2
A14_2     F2_4        14th order aspheric term, surface 2
Tc        Tc_4        Center thickness
d0        d0_4        Outer diameter
d1        d1_4        Diameter, surface 1
d2        d2_4        Diameter, surface 2
d1_clear  0           Clear aperture diameter, surface 1
d2_clear  0           Clear aperture diameter, surface 2
nix       0           Local optical axis, x-component
niy       0           Local optical axis, y-component
niz       1           Local optical axis, z-component