Figure 4
From: Spatially and spectrally engineered spin-orbit interaction for achromatic virtual shaping

Microwave demonstration of the virtual shaping.
(a), Schematic of the measurement setup. (b), Measured results for both TE and TM polarizations. The inset shows the photography of the fabricated sample. (c,d), Scattered electric fields for TM wave at the plane 30 mm above the metasurface for (c) f = 8.5 GHz and (d) 16 GHz.