536209.fig.004a
(a)
536209.fig.004b
(b)
Figure 4: Cloaking performance of the elliptic-cylindrical cloak using the Drude model. (a) Total cross section (TCS) spectrum. (b) Sampled RCSs of incident wavelengths, A: 730 nm, B: 750 nm, and C: 830 nm.