field of health care which involves examining the eyes for defects or abnormalities as well as the medical diagnosis and management of eye disease

Optometry is the branch of medicine that deals with the health of and problems with people's eyes. Optometrists specialize in refractive errors like myopia and hyperopia, for which they can prescribe eyeglasses or contact lenss. Optometry also includes the diagnosing and treatment of eye diseases like glaucoma or double vision.