Collection Of theses on high power laser and plasma physics, 2016, 14 (1): 071203, Published Online: Mar. 23, 2017
Lens-free coherent modulation imaging with collimated illumination
Figures & Tables
Fig. 3. (a) The amplitude and (b) phase distribution of O ( x , y ) of the RPP obtained with the ePIE algorithm.
Fig. 4. Recorded diffraction pattern and field reconstructions for the incident beam. (a) The diffraction pattern recorded by CCD, (b) the Fourier components of the exit incident beam, (c) reconstructed amplitude and (d) phase distribution of illumination on the RPP plane. (e) Obtained amplitude and (f) phase distribution of the incident beam.
Fig. 5. Recorded diffraction pattern and reconstructed fields when a biological specimen (a pumpkin stem) is used as the sample. (a) The diffraction pattern recorded by CCD, (b) the Fourier components of the exit wave field of the sample, (c) the reconstructed amplitude, and (d) the phase distribution of illumination on the RPP. The reconstructed (e) amplitude and (f) phase distribution of the sample.
Fig. 6. Convergence curves obtained as a function of the number of iterations with different parameters of r n , α , and β .
Hua Tao, Suhas P. Veetil, Xingchen Pan, Cheng Liu, Jianqiang Zhu. Lens-free coherent modulation imaging with collimated illumination[J]. Collection Of theses on high power laser and plasma physics, 2016, 14(1): 071203.