Optometry is the science that deals with studying the eye and related structures for visual difficulties and eye disorders. Optometry is also concerned with vision testing, vision training, eye exercises, and the prescription of corrective devices such as eyeglasses and contact lenses, all for the purpose of making someone's vision the best it can possibly be. Someone who studies optometry is known as an optometrist.
Additional keywords and misspellings:
optometer opto eyedoctor doctor optometric physician eyecare