Fig. 1. Radial microelement model

Fig. 2. Photocathode electrical pulse

Fig. 3. Hole bar effect

Fig. 4. Experimental principle for optical shutter characteristics

Fig. 5. Variation curves of brightness with driving voltage

Fig. 6. Experimental results of optical shutter characteristics of brightness with driving voltage

Fig. 7. Results of hole bar effect experiment

Fig. 8. Comparison of simulated light shutter with experimental results

Fig. 9. Monte Carlo method simulate results of spatial resolution

Fig. 10. Spatial resolution measurement system

Fig. 11. Spatial resolution experimental results