Yuheng Xie, Li Pei, Qian He, Yanbiao Chang, Zhijun Guo, Jianshuai Wang, Jingjing Zheng, Tigang Ning, Jing Li. Reconstruction technology of refractive index and internal stress distribution of multi-core fibers (Invited)[J]. Infrared and Laser Engineering, 2022, 51(1): 20210758
- Infrared and Laser Engineering
- Vol. 51, Issue 1, 20210758 (2022)
Fig. 1. The coordinate diagram of phase shift
Fig. 2. The coordinate diagram of optical fiber when measuring the internal stress
Fig. 3. The framework diagram of multi-core fiber comprehensive parameter test system
Fig. 4. The device diagram of multi-core fiber comprehensive parameter test system
Fig. 5. The reconstruction diagram of the refractive index profile of the seven-core fiber
Fig. 6. The reconstruction diagram of the seven-core fiber geometry
Fig. 7. The reconstruction diagram of the stress distribution in single-mode fiber
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