Fig. 1. Working principle of fiber optic F-P interferometer

Fig. 2. Working principle of FBG

Fig. 3. Schematic diagram of integrated sensor

Fig. 4. Fabrication process of integrated sensor

Fig. 5. Reflective spectrum of integrated sensor

Fig. 6. Experiment system of integrated sensor

Fig. 7. Strain response characteristics of integrated sensors

Fig. 8. Temperature response characteristics of integrated sensors