484207.fig.003a
(a)
484207.fig.003b
(b)
484207.fig.003c
(c)
484207.fig.003d
(d)
Figure 3: (Color Online) The contour profiles of magnetic field intensity at maximum and minimum wavelengths for the symmetric structure . (a) and (c) are at maximum wavelengths 1235 nm and 665 nm, respectively. (b) and (d) are at minimum wavelengths 861 nm and 523 nm, respectively.