Perceptions of Altered Smile Esthetics: A Comparative Evaluation in Orthodontists, Dentists, and Laypersons

Figure 5

Photographs showing changes to the crown length of the maxillary left central incisors. Shortening of crown length was achieved by reducing the gingival margin height by 0.5 mm increments. (a) Control, (b) 0.5 mm, (c) 1.0 mm, (d) 1.5 mm, and (e) 2.0 mm.

(a)

(b)

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(d)

(e)