Fig. 2. Index Assessment Methods.
a Visual assessment according to FDI criteria under good illumination. b Tactile assessment to evaluate the margins of restorations using FDI probe. c The light-induced fluorescence camera VistaCam iX placed onto the tooth surface. d Analyzed images by the software of VistaCam iX. e The laser-induced fluorescence device (DIAGNOdent pen 2190) at resin composite restorations’ margins. f Readings obtained by the DIAGNOdent pen.