Zhiwei Yang, Xu Wu, Jihong Pei, Shuangchen Ruan. Improvement of bandwidth in a 100 kHz swept laser source with phase controllable signal driving[J]. Chinese Optics Letters, 2023, 21(1): 011407
- Chinese Optics Letters
- Vol. 21, Issue 1, 011407 (2023)
Fig. 1. Relationship between deformation displacement and DC voltage of piezoelectric ceramics.
Fig. 2. Swept spectrum versus the DC voltage of FFP-TF.
Fig. 3. Comparison of the (a) spectral range of sinusoidal signal and (b) phase adjustable sinusoidal signal.
Fig. 4. Experimental setup: (a) block diagram of driving of the phase adjustable sinusoidal signal; (b) schematic of the FDML swept laser source.
Fig. 5. (a) Output spectrum and (b) transient intensity output traces of wavelength swept laser sources.
Fig. 6. SS-OCT point spread functions of a partial reflector placed in the sample arm at different imaging depths.
Fig. 7. Detail of the PSF showing an imaging depth of 0.25 mm.
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Table 1. The Central Wavelength Values at Different DC Voltage
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Table 2. The Central Wavelength Values at Different DC Voltage
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