most common vision tests are visual acuity tests, refraction, visual field
tests, and colour vision tests.
Visual acuity (sharpness) tests are used:
Visual acuity tests are done as part of routine examinations. You
may also have this test when you get your driver's licence or apply for some
types of jobs.
Refraction is done:
Visual field tests are used:
Colour vision tests are used:
Colour vision is often tested as part of a routine examination. You
may also have this test when you apply for a job where recognizing different
colours is important, such as truck driving, electronics, or the
Visual acuity test
Visual field tests
Colour vision test
You shouldn't feel any
discomfort during these tests.
may get eyedrops to widen (dilate) your pupils. The eyedrops take 15 to
20 minutes to work. These eyedrops
may sting a little and cause a medicine taste in your mouth. And they can make
it hard to focus for the rest of the day. They also make your eyes very
sensitive to light, so you'll need sunglasses outside.
Follow-up care is a key part of your treatment and safety. Be sure to make and go
to all appointments, and call your doctor or nurse call line if you are having problems. It's also
a good idea to know your test results and keep a list of the medicines you
Go to https://www.healthwise.net/patientEd
Enter G551 in the search box to learn more about "Learning About Vision Tests."
Current as of:
May 23, 2016
Adam Husney, MD - Family Medicine
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Care instructions adapted under license by your healthcare professional. If you have questions about a medical condition or this instruction, always ask your healthcare professional. Healthwise, Incorporated disclaims any warranty or liability for your use of this information.