Ключевые слова: care, check, concept, correction, diagnosis, diagnostic, diopter, doctor, equipment, exam, examination, eye, eyeglasses, eyesight, focus, frame, glasses, health, horizontally, instrument, lens, measure, measurement, medical, myopia, object, oculist, ophthalmic, ophthalmologist, ophthalmology, optical, optician, optometric, optometrist, optometry, patient, refaction, see, sight, spectacles, test, tool, trial, vision, visual, white, woman,