Keratometry measurements, corneal astigmatism and irregularity in a normal population: The Tehran Eye Study. Ophthalmic Physiol Opt 2010;30:800‑5.KhabazKhoob M, Hashemi H, Yazdani K, Mehravaran S, Yekta A, Fotouhi A. Keratometry measurements, corneal astigmatism and irregularity in a normal ...
A lenticule center closer to the corneal vertex normal rather than the pupil center yielded better refractive outcomes in small incision lenticule extraction for myopia and myopic astigmatism, according to a study. The ...
In contrast, the automated CST device made use of bull’s-eye sine-wave gratings, which is a rotationally symmetric target. For two patients with the same magnitude of astigmatism but at different orientations, the target will appear the same, and no advantage or disadvantage will happen based...