Ключевые слова: acuity, box, care, case, caucasian, clinic, closeup, concept, device, diagnosis, different, equipment, examining, expertise, eye, eyeball, eyesight, frame, health, hospital, instrument, lab, lens, lenses, many, medic, medical, medicine, modern, object, occupation, ophthalmologist, ophthalmology, optical, optician, optometrist, optometry, patient, profession, professional, specialist, spectacles, test, trial,