Laser & Optoelectronics Progress, Volume. 60, Issue 16, 1600003(2023)
Research Progress of High-Speed and Wide-Tuned Frequency Swept Lasers for Optical Coherence Tomography Applications
Fig. 1. OCT principle
Fig. 2. SS-OCT principle
Fig. 3. Development of SS-OCT and its main frequency swept lasers
Fig. 4. Schematic of polyhedral rotating mirror frequency swept light source[41]
Fig. 5. Structure of blazed grating tunable laser[42]
Fig. 6. Structure of volume Bragg grating tunable laser[43]
Fig. 7. Double-cavity polyhedral rotating mirror swept frequency light source[45]
Fig. 8. Structure comparison between traditional ring cavity frequency swept laser and FDML laser[51]
Fig. 9. Structural diagram of FDML frequency swept light source[53]
Fig. 10. Structure diagram of FFP-TF[54]
Fig. 11. FDML structure with dual SOA[55]
Fig. 12. Output spectrum of FDML fenquency swept laser with DSF and ordinary single-mode fiber[57]
Fig. 13. Schematic of buffer FDML structure [58]
Fig. 14. 4× buffer stage FDML laser[59]
Fig. 15. Structure diagram of harmonic FDML[60]
Fig. 16. FDML laser based on polyhedral rotating mirror filter [63]
Fig. 17. Structure diagram of MEMS-VCSEL[65]
Fig. 18. Process flow chart of InP-based MEMS-VCSEL [71]
Fig. 19. 1050-nm electrically pumped MEMS-VCSEL[72]
Fig. 20. Structural diagram of SG-DBR[76]
Fig. 21. Diagram of vernier tuning principle
Fig. 22. Schematic of simulated SG-DBR structure[78]
Fig. 23. SSG-TTG tunable double guide laser [80]
Fig. 24. Schematic of DS-DBR grating structure[82]
Fig. 25. DCG-DBR tuning current-wavelength diagram[85]
Fig. 26. Structural diagram of SSG-DBR[87]
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Yuheng Xu, Cheng Qiu, Yongyi Chen, Ye Wang, Lei Liang, Peng Jia, Li Qin, Yongqiang Ning, Lijun Wang. Research Progress of High-Speed and Wide-Tuned Frequency Swept Lasers for Optical Coherence Tomography Applications[J]. Laser & Optoelectronics Progress, 2023, 60(16): 1600003
Category: Reviews
Received: Sep. 7, 2022
Accepted: Nov. 22, 2022
Published Online: Aug. 15, 2023
The Author Email: Qiu Cheng (qiucheng@ciomp.ac.cn), Chen Yongyi (chenyy@ciomp.ac.cn)