Fig. 1

Design and working principle of the MCL. a Schematic diagram of key components of the MCL and the data acquisition unit. b Optical images of the MCL in the initial state (left) and the bending state (middle), and the experimental setup on the rabbit eye (right). Scale bar, 1 cm. c Three-dimensional thickness diagrams of the contact lens and d Corresponding thickness ladder diagram. e Fluorescence images of stained cells cultured on a regular cell culture dish and the surface of Ecoflex package. f Comparison of normalized cell viability for three days showing excellent biocompatibility of the packaged device (n = 3 for each group). All data in f are presented as mean ± s.d