Tests and Procedures

Learn the difference between objective and subjective refraction eye tests.

Learn about the cover test, a part of an eye examination.

Learn all about retinoscopy, an important part of an eye exam.

Learn how your eye doctor tests the muscles of your eyes.

Your pupils control the amount of light that enters your eyes. Testing the pupils is an important part of a comprehensive eye exam . Because you do not have voluntary control of your pupils, pupil testing may uncover possible problems with your autonomic nervous system. Eye doctors use three procedures to test pupil reflexes.

Learn what is involved in a confrontation visual field test.

Learn the possible causes of abnormal visual field test results.

A comprehensive eye exam includes several tests. Each test will help your eye doctor determine the overall health of your eyes.

Learn about how eye doctors perform acuity testing.

Early detection of eye and vision problems is key in maintaining healthy sight. Find out how often it is recommended to have a comprehensive eye exam.

Vision care is often neglected. Here are 4 reasons to schedule an eye examination today.

What is a diopter?

Learn about the dilation-free eye exam, Optomap®.

What do you do if you don’t have the money to pay for a comprehensive eye examination for yourself or your family?

The GDx test is useful in the detection and diagnosis of glaucoma.

Your doctor urges you to have your eyes checked every year. Is this really necessary?

Health insurance can be confusing, but it is to your benefit to understand the differences between medical and vision insurance.

A special dye test is often used to diagnose a blocked tear duct.

Having annual eye examinations is important for clear vision and healthy eyes. If you are scheduled for an appointment, use the following list to prepare for your visit. Your eye doctor should spend a few minutes at the beginning of the exam discussing your present state of health as well as your health history. Following are 6 things your eye doctor needs to know.

View various tools and equipment used in an eye examination.

The smallest line you can read on a chart is your visual acuity. Perfect visual acuity is written as 20/20.

After an eye examination, how long will my pupils remain dilated?

Ophthalmologists, optometrists and opticians all provide eye care services. They are known as the three O's of eye care.

There are 3 vision tests that can be done at home: distance vision, near vision, and Amsler grid testing.

Learn about the slit lamp examination of an eye exam.

Learn about the different ways eye doctors measure your eye pressure.

Learn about corneal topography, an important component of a contact lens examination.