So, what is the best age to get laser eye surgery? For many suitable candidates, the most favourable time is from the early 20s through to the late 30s or early 40s, when the prescription is more likely to be stable.
However, age is only one part of the picture. Your suitability for laser eye surgery also depends on factors such as your overall eye health, corneal shape and thickness, the type of prescription you have, and whether your vision has remained stable over time. Two people of the same age may receive very different recommendations.
For people considering laser eye surgery in Perth, Dr Phillip McGeorge and the Perth Laser Vision clinical team review these factors during a comprehensive consultation. The findings help determine whether to proceed now, wait or consider another treatment for your long-term vision needs.
Why Age Matters for Laser Eye Surgery
Your prescription and the health of your eyes can continue to change at different stages of life. Before recommending treatment, one of the most important factors is whether your prescription has remained stable. If your eyesight is still changing, having surgery too soon may mean your vision continues to shift afterwards.
This is particularly relevant for younger adults, whose prescriptions may not yet have settled. At the other end of the spectrum, age-related changes such as presbyopia or cataracts can influence whether laser treatment, monovision or a lens-based procedure is more appropriate.
Choosing the right time for surgery is therefore just as important as choosing the right procedure. A careful assessment can determine whether your eyes are ready for treatment. If your prescription is still changing, waiting gives the surgeon more reliable measurements for treatment planning.
What Is the Minimum Age for Laser Eye Surgery?
Laser eye surgery may be considered from the age of 18, but reaching that age does not automatically mean your eyes are ready. Some people may not achieve a stable prescription until their early 20s.
A stable prescription is one of the key requirements considered before laser eye surgery. The procedure corrects the refractive error present at the time of treatment. If your prescription continues to change, you may need glasses, contact lenses or further treatment later.
As part of its suitability screening, Perth Laser Vision asks whether your prescription has remained stable over the previous two years and reviews your wider eye health. In some cases, waiting until the prescription stabilises gives the surgeon a more reliable basis for planning treatment.
The Ideal Age Range for Laser Eye Surgery
The potential advantage of having treatment from the early 20s to the late 30s or early 40s is not age alone. It is the greater likelihood that the prescription has stabilised before age-related near-vision or lens changes become the main concern.
Stable measurements help the surgeon calculate the required correction and plan treatment around your current vision needs. However, suitability still depends on factors such as corneal health, prescription type and overall eye condition.
There can also be practical benefits to having treatment during these years. Reducing dependence on glasses or contact lenses may make work, sport, travel and everyday activities more convenient. These lifestyle benefits only become relevant once testing confirms that the prescription, cornea and overall eye health are suitable for treatment.
Can You Have Laser Eye Surgery in Your 40s or Beyond?
Being in your 40s or older does not automatically rule out laser eye surgery. However, this is often when presbyopia begins to affect near vision. Presbyopia is the gradual loss of the eye’s ability to focus on close objects, which is why reading glasses may become necessary even when distance vision is clear.
LASIK, SMILE or PRK may still be suitable for some patients, depending on their prescription, corneal health and visual goals. However, correcting distance vision does not stop the natural progression of presbyopia.
Perth Laser Vision offers LASIK, SMILE, PRK, monovision and lens surgery. An assessment can determine which approach is more appropriate for both distance vision and age-related near-vision changes.
When Laser Eye Surgery Might Not Be Suitable
Laser eye surgery is not suitable for everyone, and in some cases it may be more appropriate to delay treatment. An unstable prescription is one of the main reasons to wait, as vision that is still changing can affect the long-term result.
Certain eye conditions may also influence suitability. These can include keratoconus, severe dry eye, corneal scarring, cataracts or other problems affecting the health and structure of the eye. Pregnancy is one of the medical factors considered during suitability screening. Where vision or prescription measurements are changing, treatment may be postponed until reliable measurements can be obtained.
Perth Laser Vision evaluates your prescription history, corneal health, medical background and visual goals before recommending treatment.
Types of Laser Eye Surgery and Age Considerations
The right procedure depends on more than age. Your prescription, corneal shape and thickness, eye health, lifestyle and recovery needs all help determine which of the available types of laser eye surgery may be most appropriate.
LASIK
LASIK uses a femtosecond laser to create a corneal flap before an excimer laser reshapes the underlying tissue. For suitable adults with a stable prescription, LASIK can correct short-sightedness, long-sightedness and astigmatism. Read more about LASIK surgery in Perth, including how the procedure works and who may be suitable.
SMILE
SMILE removes a small piece of corneal tissue through a 2 to 3 mm incision without creating a LASIK-style flap. For adults with a stable prescription, SMILE is primarily considered for short-sightedness, including some prescriptions with mild astigmatism. Learn more about SMILE eye surgery in Perth and the prescriptions it may be used to treat.
PRK
PRK reshapes the surface of the cornea without creating a flap. PRK may be considered for patients with thinner or irregular corneas, or those involved in occupations and sports where eye trauma is a greater concern.
Age alone does not determine whether PRK is suitable. Corneal thickness and shape, prescription, occupation and the likelihood of eye trauma are more relevant considerations. Explore PRK eye surgery in Perth, including the procedure and recovery process.
How Perth Laser Vision Determines the Right Time for You
At Perth Laser Vision, the decision starts with clinical testing rather than an assumption based on age. During a comprehensive assessment, Dr Phillip McGeorge and the clinical team review prescription stability, corneal measurements, overall eye health and visual goals.
Your lifestyle and goals also matter. The needs of someone who plays contact sport or works in a dusty or manual environment may affect the recommended procedure and recovery planning.
Perth Laser Vision was established in 1997. The clinic states that Dr Phillip McGeorge, MBBS, FRACS, FRANZCO, has performed more than 30,000 laser eye procedures and 20,000 lens procedures over his career.
The clinic’s online suitability questionnaire provides an initial screening, but a clinical assessment is still required to determine whether treatment is appropriate.
Final Thoughts: It’s About the Right Time, Not Just the Right Age
There is no single perfect age for laser eye surgery. While the early 20s through to the late 30s or early 40s may be a suitable period for many people, the best time depends on whether your prescription is stable, your eyes are healthy and the treatment matches your long-term vision needs.
If treatment is performed while the prescription is still changing, vision may continue to shift afterwards. A clinical assessment can clarify whether you should proceed now, wait until your vision stabilises or consider another treatment.
Wondering if now is the right time for laser eye surgery? The next step is an assessment of your prescription stability, eye health and treatment goals.
Contact Perth Laser Vision to arrange an assessment. Dr Phillip McGeorge and the clinical team will review your eye health, prescription stability and lifestyle before advising whether treatment is suitable and which procedure, if any, may be appropriate.
Medically reviewed by Dr Phillip McGeorge, MBBS, FRACS, FRANZCO.
Last reviewed: 4 August 2026
