The terminology and notation used here have been introduced in the following articles: [12], [13], [2], [3], [9], [1], [6], [11], [14], [4], [18], [7], [8], [5], [19], [10], [16], [17], and [15]. For simplicity, we use the following convention: a, x are real numbers, n is an element of N, A is a closed-interval subset of R, f , h, f1, f2 are partial functions from R to R, and Z is an open subse...

OBJECTIVES To describe the refractive results of cataract surgery after photorefractive keratectomy (PRK) for patients with myopia, and to find a more accurate method to predict intraocular lens (IOL) power in these cases. DESIGN Nonrandomized, retrospective clinical study. PATIENTS AND METHODS Nine patients (15 eyes) who underwent cataract surgery after prior PRK to correct myopia were ide...

BACKGROUND In the 1920s and 1930s, disability glare was a topic of great interest in the Commission Internationale de l'Eclairage (CIE). The Second World War prevented agreement being reached on a standard to quantify disability glare but the Stiles-Holladay formula was widely accepted as such. In 1983, CIE started a new effort to develop a CIE standard making use of research data published in ...

Aim: To investigate and compare the effects of pterygium surgery on mean anterior surface Simulated Keratometry (SimK) Holladay Equivalent Readings-65 (EKR65) detail report.
 Methods: Patients who underwent between August 2022 January 2023 were examined. All surgeries performed under local anesthesia with conjunctival autograft method. Pentacam topography was after detailed ophthalmologica...