Effects of Diode, CO₂, Er : YAG, and Er and Cr : YSGG on Titanium Implant Surfaces by Scanning Electron Microscopy

Figure 3

SEM image of the CO₂ laser group. (a) Thread surface before laser irradiation (×200). (b) Thread surface after laser irradiation (×200). (c) Between thread surfaces before laser irradiation (×200). (d) Between thread surfaces after laser irradiation (×200).

(a)

(b)

(c)

(d)