413079.fig.001a
(a)
413079.fig.001b
(b)
413079.fig.001c
(c)
Figure 1: (a) Surface plot of a mechanically embossed polyester film characterized by AFM. (b) Schematic cross-section of an AFM image. (c) Phase-contrast light microscopic image of a patterned film obtained with a 25x oil immersion objective. Scale bar, 5  m.