Fig. 7. (a) Schematic depiction of structural colored contact lens with color overlaid on the entire lens and the obtained three colored paint and lenses. Reproduced with permission.105 Copyright 2016, Royal Society of Chemistry. (b) Schematic depiction of coffee-ring circular structural colored contact lenses, circular colloidal crystal template, and the obtained different colored paints. Reproduced with permission.106 Copyright 2014, Wiley-VCH.
