Fig. 2.
(a) Photograph of the tube phantom and tabulation of the donor (Rhodamine 6G or R6G) and acceptor (DQOCI) concentrations. (b) Fluorescence microscopic image acquired at 523 nm. (c) B-scan cross-sectional photoacoustic microscopic image of the tubes acquired at 523 nm. (d) En face photoacoustic microscopic image acquired at 523 nm. (e) B-scan cross-sectional photoacoustic microscopic image of the tubes acquired at 580 nm. (f) En face photoacoustic microscopic image acquired at 580 nm.