Fig. 1. Energy diagrams of spontaneous Raman，SRS and CARS^［5］

Fig. 2. CARS phase matching methods by adjusting the incident angle of light field

Fig. 3. Relationship between CARS signal components and Pump-Probe Delay

Fig. 4. Methods of hyperspectral CRS imaging ^［3］

Fig. 5. Schematic diagram of polarization CARS suppressing non-resonant background^［57］

Fig. 6. Bessel beam generation by applying an axicon phase to the incident light field^［77］

Fig. 7. The phase pattern on the SLM can dynamically control the spatial frequency of the pump light along z direction of the sample，thereby encoding depth information^［81］