Ключевые слова: acuity, astigmatism, background, care, case, choice, clean, clear, closeup, color, contact, correct, correction, eye, eyeglasses, eyesight, farsightedness, glasses, health, hyperopia, lens, lenses, lifestyle, medical, medicine, myopia, object, oculist, ophthalmologist, ophthalmology, optic, optical, optician, optometrist, optometry, personal, see, sight, sterile, transparent, treatment, vision, wear, white,