Ключевые слова: blue, care, case, chart, clinic, consultation, cornea, correction, corrective, device, diagnosis, disease, doctor, equipment, examination, eye, eyesight, focus, glasses, health, hospital, impairment, instrument, laboratory, lens, machine, measure, measurement, medical, medicine, microscope, ophthalmic, ophthalmologist, ophthalmology, optic, optical, optician, optometrist, optometry, patient, phoropter, professional, science, sight, sighted, technology, test, treatment, vision, visual,