Figure 4 | Scientific Reports

Figure 4

From: All-Optical Rotational Ultrasound Imaging

Figure 4

(a–d) Rotational optical ultrasound images of an ex vivo swine carotid artery with different frequency filters: (a) 0.5 MHz cut-off, (b) 10 MHz cut-off, (c) 20 MHz cut-off, (d) depth-dependent filter (40 dB dynamic range). (e) corresponding schematic of the imaged vessel section. The full video corresponding to (ad) is provided in Supplementary Movie 1.

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