Figure 3
Handheld photoacoustic microscopy (PAM) probe. (a) Schematic of the whole handheld PAM probe system. (b) Bottom and rear views of the probe: CAD design and photograph. (c) 3D schematic of the probe. (d) Photograph of the handheld PAM probe. (e) Photograph of the entire system in a medical cart. AL, acoustic lens; AMP, amplifier; AT, adjustable tube; CL, collimation lens; COM, computer; EM, electromagnets; FC, fiber collimator; LDA, light delivery assembly; MR, mirror; MS, MEMS scanner; OL, objective lens; OUC, opto-ultrasound combiner; SMF, single mode fiber; UT, ultrasonic transducer; WT, water tank.
