Chinese Optics Letters, 2018, 16 (9): 091001, Published Online: Sep. 6, 2018
On-line beam diagnostics based on single-shot beam splitting phase retrieval 
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Fig. 3. 5 × 5
Fig. 4. (a) The transmitting modulus and (b) the transmitting phase of the 5 × 5 5 × 5
Fig. 5. (a1) The recorded diffraction pattern array at a wavelength 1053 nm; (a2) the recorded diffraction pattern array at a wavelength 632 nm; (b1) the reconstructed amplitude and (b2) phase of the light field incident on the grating at a wavelength of 1053 nm by the beam splitting phase retrieval algorithm; (c1) the reconstructed amplitude and (c2) phase of the light field incident on the grating at a wavelength of 1053 nm by the PIE algorithm; (d1) the reconstructed amplitude and (d2) phase of the light field incident on the grating at a wavelength of 632.8 nm by the beam splitting phase retrieval algorithm; (e1) the reconstructed amplitude and (e2) phase of the light field incident on the grating at a wavelength of 632.8 nm by the PIE algorithm.
Fig. 6. (a) Reconstructed amplitude and (b) phase of the incident beam at the aperture plane at a wavelength of 632 nm by the beam splitting phase retrieval algorithm; (c) reconstructed amplitude and (d) phase of the incident beam at the aperture plane at a wavelength of 1053 nm by the beam splitting phase retrieval algorithm.
Fig. 7. (a), (b) The reconstructed amplitude of USAF 1951 resolution target and its amplification of a dashed red box at a wavelength of 1053 nm in log scale; (c), (d) the reconstructed amplitude of USAF 1951 resolution target and its amplification of a dashed red box at a wavelength of 632.8 nm in log scale; (e) the curve of error changed with iteration times in log scale at wavelengths of 632.8 and 1053 nm.
Xi He, Cheng Liu, Jianqiang Zhu. On-line beam diagnostics based on single-shot beam splitting phase retrieval[J]. Chinese Optics Letters, 2018, 16(9): 091001.
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