Evaluation of the Esthetic Properties of Developmental Defects of Enamel: A Spectrophotometric Clinical Study

Figure 4

Example of measurements of hypoplastic defects on upper central incisor: (a) polarized image; (b) gloss mode allowing the identification of “pure enamel zones”; (c) contrast image; (d) evaluation of the three equal zones along the median axis: gingival, central, and incisal; (e) colour distribution and detailed mapping of the defect surface; (f) overall detailed mapping; (g) translucency.

(a)

(b)

(c)

(d)

(e)

(f)

(g)