Optometry is the examination, diagnosis, and treatment of the eyes and related structures, and with determination and correction of vision problems using lenses and other optical aids .
An optometrist is an eye care professional for most vision and ocular health concerns. Optometrists are trained to diagnose, manage, and treat a multitude of visual and ocular health-related concerns, including, but not limited to, fitting and prescribing glasses and contact lenses, diagnosing and treating (excluding surgery) muscular abnormalities, treating minor ocular injuries, diagnosing and treating diseases such as glaucoma and diagnosing others such as diabetic retinopathy.