ابحث
Astigmatism
01
(optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
02
(ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people
مثال
The oculist prescribed corrective lenses to address the patient's nearsightedness and astigmatism.
