Ключевые слова: aging, blindness, cataract, clinic, cornea, diagnosis, diagnostic, diaphragm, disease, doctor, drops, examination, eye, glaucoma, health, human, impair, instillation, iris, lens, leukoma, lonely old man, looking, medical, medicine, myopia, not seeing, oculist, old, ophthalmologist, ophthalmology, optical, optician, optometrist, optometry, pain, patient, retina, see, senile, shelter, sight, slit, suffer, suffering, thorn in the eye, vision, visual,