Ключевые слова: adult, assistance, astigmatism, beard, care, caucasian, changing, choosing, clinic, corrective, customer, defect, device, doctor, employee, ethnicity, european, eyewear, female, glasses, hair, health, help, hipster, human, indoors, look, male, man, many, medicine, object, objects, optics, optometrics, people, preventation, professional, quality, sale, sight, spectacles, store, stylish, together, treatment, two, vision, white, woman,