Figure 3From: Patterned thin metal film for the lateral resolution measurement of photoacoustic tomography (a) Digital photography and (b) a full 360 degree PAT image of the positive PTMF sample. Patterns within the white rectangle represent Elements 2–6 of Group 0. Dashed-arrow represents the direction of 1D intensity profile measured by the transducer at a single fixed position.Back to article page