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. Author manuscript; available in PMC: 2018 Jul 1.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2017 May 8;64(7):1078–1086. doi: 10.1109/TUFFC.2017.2702010

Fig. 2.

Fig. 2

(A) Photograph of completed transducer mounted on catheter, and (B) micrograph of cross-sectional cut through center of a prototype transducer. Scale bar = 200 μm. The 1–3 composite material used for the low frequency element was cut at an angle of 60° with respect to the elevational surface seen in the photograph.