Wang Jianping, Chen Minghui, Tan Weijie, Feng Yuanyuan, Zheng Gang. Dual-Modality Endoscopic Probe for Optical Coherence Tomography Imaging and pH Sensing[J]. Chinese Journal of Lasers, 2020, 47(9): 907001
- Chinese Journal of Lasers
- Vol. 47, Issue 9, 907001 (2020)
Fig. 1. Structure of probe
Fig. 2. Light transfer model inside the probe
Fig. 3. Through focus spot diagram
Fig. 4. System schematic (SMF: single-mode fibre; DCF: double clad fiber; MMF: multimode fiber)
Fig. 5. Porcine intestine in vitro imaging
Fig. 6. Calibration curve of SNARF-1 fluorescence intensity ratio versus pH
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Table 1. Fluorescence intensity ratio in the fluorescence emission spectrum across a series of solutions with differing pH values and measured pH values of solution
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Table 2. Tabel 2 Measured fluorescence intensity ratio
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