op·tom·e·trist 
/ɑpˈtɑ:mətrɪst/ noun
plural op·tom·e·trists /ɑpˈtɑ:mətrɪst/ noun [count] : a person whose job is to examine people's eyes to find out if they need eyeglasses or medical treatment —called also (Brit) ophthalmic optician; — compare ophthalmologist, optician
