Comparison of the Optical Quality between Small Incision Lenticule Extraction and Femtosecond Laser LASIK

Figure 1

The changes of MTF values before and 1 week, 1 month, and 3 months after SMILE procedure. (a) The change of MTF curve at vertical meridian at 3 mm pupil diameters; (b) the change of MTF curve at horizontal meridian at 3 mm pupil diameters; (c) the change of MTF curve at vertical meridian at 6 mm pupil diameters; (d) the change of MTF curve at horizontal meridian at 6 mm pupil diameters. Significant difference among different follow-up times.

(a)

(b)

(c)

(d)