In Vitro Effects of Two Topical Varnish Materials and Er:YAG Laser Irradiation on Enamel Demineralization around Orthodontic Brackets

Figure 2

SEM images (1000x magnification) of the specimens from (a) Er:YAG laser, (b) control, (c) ACP, and (d) TCP.

(a)

(b)

(c)

(d)