woman with eye glasses trying to read book, having difficulties seeing text

amblyopia ametropia astigmatism blind blurred cataracts close correction degeneration diabetic diopter disability disabled disease distance edema far fuzzy glare glaucoma goggles help ill impaired insurance lens macular medical myopia myopic near ophthalmologist optician patient people perception person presbyopia presbyopic prescription recovery sehtest sick sighted situation strain troubles tunnel view visually wrong