Single-shot phase-shifting digital holography with a photon-sieve-filtering telescope
Li You1, 2, Li Yao-Cun1, 2, Zhang Jun-Yong1, ‡, Zhang Yan-Li1, Li Xue-Mei3
       

Holograms and phase distributions of three copy images. (a) and (b) Phase-shifting holograms; (c) +1 order, φ1 = −1.31 radian; (d) 0 order, φ = 0.13 radian; (e) −1 order, φ−1 = 1.49 radian.