(a)
(b)
(c)
(d)
(e)
(f)

Figure 8: SEM micrographs of different moderately rough implant surfaces in the market: (a) hydroxyapatite coated, (b) acid etched, (c) Ca3(PO4)2 blasted, (d) TiO2 blasted, (e) sandblasted and acid-etched, and (f) anodized. Scale bar: 20 μm.