optometrist

A person who is professionally trained and licensed to examine the eyes for visual defects, diagnose problems or impairments, and prescribe corrective lenses or provide other types of treatment.

One who measures the visual power; specifically, an optician without medical training, who fits eyeglasses.

One who is skilled in or practices optometry, especially one who examines the eyes for defects in vision and prescribes the proper lenses to correct any defects discovered.

a person trained and skilled in examining and testing the eyes for defects, in order to prescribe corrective lenses or treatment

a person skilled in testing for defects of vision in order to prescribe corrective glasses