Irregular Astigmatism: Causes, Symptoms, and Comprehensive Management
1. Introduction to Irregular Astigmatism Irregular astigmatism is a complex refractive error that significantly degrades visual acuity and quality by scattering incoming light rays in chaotic, unpredictable directions. To achieve perfect, sharp vision, the primary refractive components of the human eye—the cornea and the internal crystalline lens—must possess a smooth, perfectly symmetrical curvature. When these … Read more