Fig. 1. Schematic diagram of hot image formation

Fig. 2. Peak light intensity evolution diagram of the light path and the light intensity distribution diagram of the hot image (incident light intensity： ， ， ，saturation light intensity is ) 光路的峰值光强演化图和热像的光强分布图（输入光输强度： ， ， ，增益饱和光强 ）

Fig. 3. Curve of hot image position with object distance

Fig. 4. Curve of relative intensity of hot image with B integral

Fig. 5. Variation of hot image intensity with the thickness of the amplifying Kerr medium slab (phase obscurations , ; Amplitude obscurations ; incident light intensity , saturation light intensity ) 热像的峰值强度随克尔介质厚度的变化（相位调制 ， ；入射光强 ，增益饱和光强 ）

Fig. 6. Variation of hot image intensity with the intensity of saturation light

Fig. 7. Incident light intensity , peak-to-mean intensity of the light after the Kerr medium slab (phase obscurations , , saturation light intensity ) 入射光强 时，介质后方光束峰值强度（相位调制 ， ，增益饱和光强 ）

Fig. 8. Peak-to-mean intensity distribution corresponding to Fig.6(b)