Fig. 1. Schematic diagrams of array diffraction imaging principle. (a) Single-particle imaging schematic; (b) simultaneous sampling of multiple particles

Fig. 2. Shape and size parameter measurements. (a) Diffraction characteristics of small-sized particles; (b) size parameter representation

Fig. 3. Schematic diagram of experimental setup for cloud particle measurements

Fig. 4. Droplet particle diffraction imaging law. (a) Simulation results of Possion bright spot width; (b) experimental results of Possion bright spot width carousel; (c) gray scale and contour plots at different sampling distances

Fig. 5. Particle detection limit (combination of grayscale and contour plots)

Fig. 6. Multi-particle experimental measurement results. (a) Statistical results of errors for different particles; (b) diffraction characteristics of tiny particle images

Fig. 7. Multi-particle rotation measurement results. (a) Size measurement error for column ice crystal; (b) size measurement error for plate ice crystal; (c) 500 μm rotating particle images; (d) 50 μm rotating particle images

Fig. 8. Statistics of particle size spectral distribution for random particle experiments. (a) Imaging results at a certain moment in continuous measurements; (b) all particles spectral distribution; (c) spectral distribution of plate ice crystals; (d) spectral distribution of column ice crystals; (e) spectral distribution of droplet particles