Figure 2
(a) Accompanying probe function of Fig. 1(b) with amplitudes and phases at the focal plane (ΔZ = 0 µm). (b) Intensity distribution of (a). (c, e) Profiles at ΔZ = 500 and 1000 µm, estimated by (a) undergoing wave-propagating. (d, f) Profiles at ΔZ = 500 and 1000 µm, obtained from ptychography. |