Ключевые слова: acuity, astigmatism, background, blue, care, clean, clear, closeup, color, contact, container, correct, correction, drop, drops, eye, eyesight, farsightedness, focus, health, hyperopia, lens, lenses, light, medical, medicine, mirror, myopia, object, oculist, ophthalmologist, ophthalmology, optic, optical, optician, optometrist, optometry, pair, see, selective, sight, sterile, surface, transparent, treatment, vision, water, wear, wet, white,