Fig. 1. Model of pulse-dilation framing camera

Fig. 2. Electromagnetic field in pulse-dilation system. (a) Electronic field distribution when PC voltage is -2 kV; (b) electronic field distribution when PC voltage is -5 kV; (c) magnetic induction intensity

Fig. 3. Transport properties between PC and anode. (a) Temporal dispersion of initial energy distribution; (b) temporal dispersion of space charge effect

Fig. 4. Time width and ampere density during transmission. (a) Dynamic time width; (b) dynamic ampere density

Fig. 5. Temporal dispersion during transport in drift area. (a) Change of temporal dispersion when Δti=200 ps; (b) change of temporal dispersion during the transport

Fig. 6. Imaging characteristics of fs photoelectrons. (a) Ideal imaging distribution; (b) imaging distribution at PC voltage of -2 kV; (c) Gaussian fitting curves of two kinds of imaging distributions; (d) spatial dispersions at different PC voltages