Fig. 1. Working principle of volume holographic grating waveguide

Fig. 2. Analysis of angular response characteristics of volume holographic grating

Fig. 3. Multiplexing volume holographic grating diffraction characteristics

Fig. 4. Angular bandwidth of volume grating and multiplexed volume grating varying with incident angle

Fig. 5. The influence of interference fringe inclination angle interval on the diffraction characteristics of volume holographic grating under different incident conditions

Fig. 6. Effect of refractive index modulation on diffraction characteristics of volume holographic grating

Fig. 7. Schematic diagram of FOV analysis for the volume holographic grating waveguide