Ключевые слова: amblyopia, ametropia, astigmatism, bad, blurred, book, boy, cataracts, correction, degeneration, diabetic, diopter, disability, disease, distance, edema, eyeglasses, farsighted, fuzzy, glare, glasses, glaucoma, guy, ill, impaired, lens, macular, male, man, medical, myopia, myopic, nearsighted, ophthalmologist, optician, optometry, patient, people, perception, presbyopia, presbyopic, prescription, problem, read, squint, tunnel, view, vision, visually,