When it comes to improving your eyesight, two of the common vision correction procedures you might encounter are LASIK and ICL. Both are effective in correcting refractive errors, yet they differ in how they work, their suitability for various eye conditions, and their long-term implications.
So, LASIK vs ICL? This article explores the differences between LASIK and ICL, how each procedure works, and what factors you may wish to consider before making a decision.
What Are LASIK and ICL?
LASIK (Laser-Assisted in Situ Keratomileusis) and ICL (Implantable Collamer Lens) are both vision correction surgeries designed to reduce dependency on contact lenses or glasses.
LASIK surgery reshapes the corneal tissue to fix refractive errors like myopia, hyperopia, and astigmatism.
ICL surgery, on the other hand, involves placing a phakic intraocular lens, the implantable collamer lens, inside the eyes.
Understanding Refractive Errors
Refractive errors occur when your eye’s shape prevents light from focusing well on the retina, leading to blurred vision. Common types include short-sightedness (myopia), long-sightedness (hyperopia), and astigmatism.
Both LASIK and ICL are effective procedures for correcting refractive errors, allowing light to focus properly for clearer vision. However, they achieve this through different mechanisms: LASIK through corneal reshaping and ICL through lens implantation.
How LASIK Surgery Works
During LASIK eye surgery, a thin corneal flap is created on the surface of the cornea. The excimer laser then adjusts the shape of the underlying corneal layers to correct the refractive error before the flap is repositioned.
This form of laser vision correction is known for its precision and quick recovery time. Many patients notice vision improvements within a few days after the procedure.
How ICL Surgery Works
In ICL eye surgery, the implantable collamer lens (ICL) is inserted through a small incision into the eye. The phakic lens sits behind the iris and in front of the natural lens, helping accurately focus light on the retina.
Unlike LASIK, the ICL procedure does not alter the cornea’s shape, making it a valuable option for people with thin corneas or severe myopia who may not be suitable for LASIK.
LASIK vs ICL: Key Differences
When considering LASIK vs ICL, it’s important to understand how they differ in technique, recovery, and long-term implications.
- Surgical Method: LASIK involves removing small amounts of corneal tissue, while ICL involves inserting an additional lens inside the eye.
- Reversibility: The ICL procedure is often considered reversible, as the phakic lens can be removed or replaced if necessary. LASIK permanently alters the corneal tissue.
- Corneal Thickness: LASIK may not be appropriate for those with thin corneas. ICL, which leaves the cornea untouched, offers an alternative.
- Vision Range: ICL may be suitable for severe short-sightedness, while LASIK refractive surgery remains a common option for mild to moderate refractive errors.
A comprehensive eye examination by an experienced eye doctor can assess your eye structure and discuss which vision correction treatment best aligns with your visual needs and lifestyle.
Recovery and Aftercare
LASIK recovery time is typically shorter, with many individuals resuming normal activities within a few days. ICL recovery may take slightly longer due to its intraocular nature, yet both require follow-up visits to monitor healing and eye health.
Following post-operative instructions, attending follow-up appointments, and using prescribed eye drops as directed all contribute to maintaining clear vision and a healthy recovery.
Potential Risks and Considerations
Like all surgical procedures, both LASIK and ICL carry potential risks. LASIK may cause temporary dry eyes or vision fluctuations, while ICL, being an intraocular procedure, has its own risks related to lens placement or intraocular pressure.
However, advances in laser-assisted and intraocular surgery techniques have refined outcomes for both procedures. A detailed discussion with your eye surgeon can help you understand these considerations.
Frequently Asked Questions
Can I have ICL after LASIK?
In some cases, yes. If vision changes over time, ICL surgery may be an option even after LASIK, though this depends on your corneal condition and eye structure.
Can I drive after surgery?
Your eye doctor will advise when it’s okay to resume driving. LASIK patients usually resume driving within a few days, while ICL recovery may vary slightly.
Are there age requirements for LASIK or ICL?
Both procedures are typically recommended for adults whose vision has stabilised, usually after the age of 18–21. Your eye doctor will assess suitability based on individual eye health and vision stability.
Conclusion
Choosing between LASIK and ICL is a personal decision guided by your eye health, visual needs, and lifestyle. Both are established vision correction options with proven track records in correcting refractive errors and helping patients achieve clearer vision.
If you’re exploring ways to improve your vision and reduce reliance on contact lenses or corrective lenses, an eye surgeon can help you understand which treatment aligns with your eyes.
If you’re considering LASIK or ICL and want to explore which option is suitable for your eyes, schedule a comprehensive eye examination with Dr Anton Van Heerden at 03 9000 0389.
Take the first step towards a clearer vision and personalised guidance from our qualified eye specialist.
Note: Any surgical or invasive procedure carries risks. Before proceeding, you should seek a second opinion from an appropriately qualified health practitioner.
References
Nunez, K. (2020, February 28). What You Need to Know About ICL Vision Surgery. Healthline. Retrieved November 12, 2025, from https://www.healthline.com/health/icl-surgery
Sherrell, Z. (2021, January 15). What to Know About LASIK Surgery. Medical News Today. Retrieved November 12, 2025, from https://www.medicalnewstoday.com/articles/lasik-surgery
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