diagnose and treat all eye problems, including injuries and medical disorders. They prescribe eye glasses and contact lenses to improve sight and can perform surgery for eye conditions such as cataracts. (Optometrists can prescribe glasses and contact lenses,but they are not medical doctors and cannot treat disease.)

provide comprehensive eye and vision care. They diagnose, monitor and medically or surgically treat all eyelid and orbital problems affecting the eye and visual pathways, and diagnose, monitor and treat all eye and visual disorders. They often prescribe vision services (glasses and contact lenses) and perform surgery to restore vision.

A doctor that specializes in medical and surgical care of the eyes