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General Information

How Long Does An Eye Test Take

Find out how long an eye test takes in the UK, from a standard 20-minute sight test to specialist assessments.

A standard eye test in the UK typically takes 20 to 30 minutes. This includes time for the optometrist to discuss your history, test your vision, check your prescription, measure eye pressure, and examine your eye health. Most people are in and out within half an hour.

If you are having additional tests, allow more time. An OCT scan adds approximately 5 to 10 minutes. Retinal photography takes 2 to 5 minutes. A visual field test adds 5 to 15 minutes per eye. If you are having a comprehensive package that includes all of these, budget around 45 minutes for the full appointment.

Specialist appointments take longer. A contact lens fitting typically takes 30 to 60 minutes, particularly if you are a new wearer and need to learn how to insert and remove lenses. A dry eye assessment can take 20 to 40 minutes. Children's eye tests may take 20 to 40 minutes depending on the child's age and cooperation. A glaucoma assessment or cataract assessment usually takes 20 to 40 minutes.

At many opticians, you may also spend time with a dispensing optician after your eye test if you need new glasses. This is a separate process where you choose frames, discuss lens options, and have measurements taken for your new glasses. Allow an additional 15 to 30 minutes if you plan to look at frames on the same visit.

If you are short on time, let the receptionist know when you book. They can advise on the minimum appointment length needed and schedule your test accordingly. For the most efficient experience, have your current glasses and any relevant documents ready when you arrive, and arrive a few minutes early to complete any paperwork.

Frequently asked questions

Can an eye test be done in 15 minutes?
A thorough eye test needs at least 20 minutes. Beware of any appointment that feels rushed. However, the actual clinical testing may take around 15 minutes, with the rest being discussion and paperwork.
Why do some eye tests take longer than others?
Length varies based on your age, eye health, complexity of your prescription, and any additional tests performed. First-time patients, people with complex needs, and those having OCT scans or visual field tests will have longer appointments.
Do I need to allow time for choosing glasses after the test?
If you plan to look at glasses on the same visit, allow an additional 15 to 30 minutes. You are not obliged to choose glasses immediately — you can take your prescription away and return later or visit a different optician.

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