Figure 15
(a) Projection image of an insect (Ceratopogonidae) in amber obtained by propagation-based phase-contrast imaging. Edges are enhanced by increasing the PD. (b) 3D image and (c) cross-sectional image near the abdomen of an insect (Ceratopogonidae) in amber. S/N is 10× higher than that of an absorption-contrast image (d) of the same slice. |