Fig. 1. Calculation schematic diagram of proposed model

Fig. 2. Schematic diagram of untuned holographic display prototype

Fig. 3. Comparison of simulated and experimental results obtained by ideal model and proposed model. (a) Target images; (b) holograms optimized by ideal model and simulated and experimental results; (c) holograms optimized by proposed model and simulated and experimental results

Fig. 4. Visual comparison between reconstructing images by ideal model and proposed model. (a)‒(c) Target images; (d)‒(f) reconstructed images and part details by ideal model; (g)‒(i) reconstructed images and part details by proposed model

Fig. 5. Model parameter visualization. (a) Amplitude and (b) phase of the light source learned on SLM plane; (c) amplitude and (d) phase of the undiffracted light angular spectrum learned in frequency domain; (e) aperture shape of optical filter learned on Fourier plane and schematic diagram of iris used in the experiment