Fig. 1. Schematic diagram of pulsed dilation framing camera structure

Fig. 2. Relationship between magnetic field intensity and position on axis

Fig. 3. Electronic three-dimensional trajectory

Fig. 4. Electron trajectories in XY cross section

Fig. 5. Electron trajectories in YZ cross section

Fig. 6. Position of electron drop point on MCP input surface when electrons are emitted at the center of cathode

Fig. 7. Electron trajectories in XY cross section (X coordinates of the launch position from top to bottom are 3, 2, 1, 0,-1,-2,-3, respectively)

Fig. 8. XY coordinate value of imaging position

Fig. 9. Electron drop point image of MCP input surface

Fig. 10. Simulation results. (a)-(d)Distributions of drop points on the MCP surface when electrons are emitted from different positions; (e) modulation transfer function curves

Fig. 11. Relationship between static spatial resolution and off-axis electron emission position

Fig. 12. Relationship between static spatial resolution and cathode voltage

Fig. 13. Resolution plate diagram of cathode

Fig. 14. Experimental results of static spatial resolution of three magnetic lens imaging