RLE vs. LASIK vs. EVO ICL: What's the Difference?
LASIK, EVO ICL and refractive lens exchange (RLE) correct vision in three different places: LASIK reshapes the cornea, EVO ICL adds a lens in front of your natural lens, and RLE replaces your natural lens.
LASIK generally suits adults from 18 into their 40s with mild to moderate prescriptions and healthy corneas. EVO ICL suits nearsighted adults aged 21 to 60 with higher prescriptions or thin corneas. RLE suits people around 50 or older who also need reading glasses or are very farsighted. It's the only one of the three that can correct reading vision (with the right lens) and stop cataracts from forming, while only the ICL can be removed.
RLE is also called clear lens exchange, clear lens extraction or lens replacement surgery. EVO ICL is also called an implantable collamer lens, implantable contact lens or phakic IOL. LASIK stands for laser-assisted in situ keratomileusis.
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At a glance
| LASIK | EVO ICL | RLE | |
|---|---|---|---|
| How it works | A laser makes a thin flap in the cornea, reshapes the tissue underneath, and the flap is laid back down. | A soft, flexible Collamer lens slips through a tiny incision and sits behind the iris, in front of your natural lens. Nothing is removed. | Your natural lens is removed and replaced with an artificial intraocular lens (IOL). It's the same operation as cataract surgery, done before a cataract forms. |
| Ideal age range | 18 to 40s | 21 to 60 (FDA-approved range since February 2026) | 50 and up |
| Prescription range treated | Mild to moderate nearsightedness, farsightedness and astigmatism. Exact limits depend on the laser and your corneal thickness. | Nearsightedness from −3.0 to −20.0 diopters, with astigmatism from 1.0 to 4.0 diopters. Not FDA-approved for farsightedness in the U.S. | Nearsightedness, farsightedness and astigmatism across a wide range, including high prescriptions. Especially useful for high farsightedness. |
| Corneal thickness required? | Yes. The cornea must be thick and regular enough to reshape safely. | No. The cornea isn't reshaped. | No. The cornea isn't reshaped. |
| Fixes reading vision (presbyopia)? | No. Monovision LASIK is a partial workaround. | No | Yes, with a multifocal, extended depth of focus or light adjustable lens, or with monovision |
| Prevents future cataracts? | No | No. Carries a small risk of causing one. | Yes. A cataract can never form. The capsule behind the lens can turn hazy later (PCO), which a quick laser treatment clears. |
| Reversible? | No. Corneal tissue is permanently reshaped, though touch-up treatments are possible. | Removable. A surgeon can take the lens out or exchange it. | No. The natural lens can't be put back. |
| Recovery time | Most people are back to work the next day. | Most people return to normal activities within 1 to 2 days. | Most people return to normal activities within 1 to 2 days. With multifocal-type lenses, vision can keep sharpening for several weeks. |
Typical patterns only. Your eye measurements decide which procedures you actually qualify for.
What's the same
All three are elective procedures designed to reduce or eliminate your dependence on glasses and contact lenses. Each is done as an outpatient procedure with numbing eye drops, and you stay awake. Most people are back to normal activities within a day or two. Each one starts with a detailed eye exam and measurements, and health insurance usually doesn't cover any of them when the goal is less dependence on glasses. Halos or glare around lights at night are possible after all three and usually fade as your eyes heal.
What's different
Your eye focuses light in two places: the cornea at the front, and the natural lens behind the iris. Each procedure works on a different one, and that drives every other difference.
LASIK changes the cornea. Because it doesn't touch the natural lens, it can't stop that lens from aging. Most LASIK patients need reading glasses in their mid-40s or later and still develop cataracts on the usual timeline.
EVO ICL leaves both the cornea and the natural lens in place and adds a third lens between them. That makes it an option when the cornea is too thin or the prescription too strong for LASIK. The natural lens keeps whatever focusing ability it still has, and it keeps aging.
RLE removes the natural lens entirely. That's why it's the only one of the three that can address age-related reading vision and future cataracts, and why it's rarely recommended for younger people whose natural lens still focuses well. RLE averages less than 10 minutes per eye, and most of the time both eyes are treated on the same day.
Who is a candidate for each
LASIK
LASIK is usually the first option for adults with a stable, mild to moderate prescription, corneas thick and regular enough to reshape safely, and no significant dry eye. It's most often chosen by people in their 20s and 30s whose main problem is distance vision. A surgeon may steer you away from LASIK if you have thin or irregular corneas, a very high prescription, keratoconus or moderate to severe dry eye.
EVO ICL
EVO ICL is designed for nearsighted adults aged 21 to 60, particularly those whose prescription is too high for LASIK or whose corneas are too thin. People with dry eye are often steered toward it too, because it doesn't cut corneal nerves the way LASIK does. You also need enough space inside the front of the eye to hold the lens, which your surgeon measures before recommending it. Because the U.S. version isn't approved for farsightedness, farsighted patients are usually directed to LASIK or RLE instead.
Refractive lens exchange
RLE is usually the best fit for people around 50 or older who want to reduce their dependence on reading glasses as well as distance glasses. It also suits people who are very farsighted or highly nearsighted, people who have been told they aren't a good fit for LASIK, and people whose natural lens already shows early changes. Surgeons are more cautious with younger, very nearsighted patients, because removing the lens raises the risk of retinal detachment in long, nearsighted eyes. See how RLE works for the step-by-step procedure.
Ages 46 to 60: choosing between ICL and RLE
Until February 2026, EVO ICL in the U.S. was approved only for patients up to age 45. The FDA has since expanded the range to 21 to 60, so a nearsighted person in their late 40s or 50s may now be a candidate for either lens procedure. The deciding factors are usually:
How clear your natural lens is. If early clouding is already present, RLE addresses it now rather than leaving a lens that will need cataract surgery later.
Whether reading vision matters to you. ICL corrects distance vision only, so readers will still be needed. RLE with the right lens can address both.
How much focusing ability you still have. Some people in their late 40s still read comfortably with their natural lens and would rather keep it for now.
Quick guide by age
| Your situation | Procedure usually discussed first |
|---|---|
| 18 to 40s, mild to moderate prescription, healthy corneas | LASIK (or PRK) |
| 21 to 60, high nearsightedness or thin corneas | EVO ICL |
| 46 to 60, nearsighted and starting to need reading glasses | EVO ICL or RLE, depending on lens health and reading-vision goals |
| 50 and up, need reading glasses | RLE |
| Any adult age, very farsighted | RLE |
| Already have a cataract that affects your vision | Cataract surgery (see RLE vs. cataract surgery) |
Age is a guide, not a rule. The health of your natural lens and cornea matters more than your birthday.
Cost
RLE costs $2,500 to $8,000+ per eye in the U.S. The lens you choose drives the price more than anything else. This guide lists RLE pricing only.
| RLE lens | Per eye | Both eyes |
|---|---|---|
| Standard monofocal lens | $2,500 to $4,000 | $5,000 to $8,000 |
| Premium lens (multifocal, EDOF, toric, light adjustable) | $4,000 to $8,000+ | $8,000 to $16,000+ |
Most practices quote a package price after your consultation. HSA and FSA funds generally qualify, and most practices offer monthly financing. Insurance usually doesn't cover elective RLE. If your exam finds a cataract, the practice provides the diagnosis and procedure codes and your exam results, so you can ask your insurer about partial reimbursement. See the full RLE cost breakdown, including how it compares with 25 years of glasses and contacts.
Risks
All three procedures have strong safety records, and serious complications are uncommon. The risks differ mainly because LASIK works on the surface of the eye while ICL and RLE work inside it.
LASIK: dry eye, glare or halos at night, under- or over-correction, gradual regression of the correction in some eyes and, rarely, problems with the corneal flap.
EVO ICL: a small risk of infection, inflammation and raised eye pressure, and occasionally a cataract. In the FDA clinical trial, 0.16% of eyes developed an anterior subcapsular cataract within three years.
RLE: a small risk of infection and inflammation, and halos around lights, particularly with multifocal-type lenses. The most important risk is retinal detachment, which is higher in very nearsighted eyes, especially in younger patients. Older studies of highly nearsighted eyes reported rates up to about 8%. A 15-year follow-up study of 437 eyes found retinal complications in 0.69% overall. Months or years after RLE, the capsule behind the new lens can turn hazy (PCO). A quick, painless in-office YAG laser treatment clears it.
Frequently asked questions
Which is better if I'm over 50: LASIK, ICL or RLE?
For most people over 50, RLE is the procedure worth discussing first, because it's the only one of the three that can correct reading vision and stop cataracts from forming. LASIK and EVO ICL correct distance vision but leave the aging natural lens in place, so reading glasses and eventual cataract surgery are still likely. A surgeon may still suggest ICL for a very nearsighted person in their 50s whose natural lens is clear and still focusing well.
Can I get EVO ICL if I'm over 45?
Possibly. In February 2026 the FDA expanded the EVO ICL's approved age range from 21 to 45 to 21 to 60. Whether you qualify still depends on your prescription, the space inside your eye and the health of your natural lens. If early lens changes are already present, RLE may make more sense.
Will LASIK or ICL get rid of my reading glasses?
Usually not. Both correct distance vision, but neither stops presbyopia, the age-related loss of near focus that starts in most people's 40s. Some people choose monovision LASIK, with one eye set for distance and the other for near, as a partial workaround. RLE with a multifocal, extended depth of focus or light adjustable lens can reduce or eliminate your dependence on readers.
Can I still get cataracts after LASIK or ICL?
Yes. Both procedures leave your natural lens in place, so a cataract can still develop as you age, and ICL surgery carries a small risk of causing one. After RLE a cataract can never form, because the natural lens is gone. Months or years later, though, the thin capsule behind the new lens can turn hazy (posterior capsule opacification, or PCO). A quick, painless in-office YAG laser treatment clears it.
How much does RLE cost?
RLE costs $2,500 to $8,000+ per eye in the U.S. A standard monofocal lens runs $2,500 to $4,000 per eye, and a premium lens (multifocal, EDOF, toric or light adjustable) runs $4,000 to $8,000+ per eye. HSA and FSA funds generally qualify, and most practices offer monthly financing. If your exam finds a cataract, the practice provides the diagnosis and procedure codes and your exam results, so you can ask your insurer about partial reimbursement.
Can I have RLE later if I've already had LASIK or ICL?
Generally, yes. Many people who had LASIK in their 20s or 30s choose RLE later to fix reading vision. Bring your old LASIK records if you have them, since they help your surgeon calculate the new lens power. If you have an ICL, it is typically removed during the same surgery in which your natural lens is replaced.
Is RLE riskier than LASIK or ICL?
RLE and ICL are both performed inside the eye, so they carry risks LASIK doesn't, such as infection and inflammation. RLE's most important risk is retinal detachment, which is higher in very nearsighted eyes, especially in younger patients. Older studies reported rates up to about 8% in highly nearsighted eyes, while a 15-year follow-up study found retinal complications in 0.69% of eyes overall. LASIK's main risks are dry eye, glare or halos at night and rare problems with the corneal flap.
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About our medical reviewers
Andrew Kopstein, MD
Dr. Kopstein is board-certified by the American Board of Ophthalmology and devotes his practice entirely to lens-based vision correction. He has performed more than 60,000 lens-based procedures and was the first surgeon to complete more than 3,000 Light Adjustable Lens implants. He earned his medical degree at the University of Minnesota and is a member of the American Academy of Ophthalmology and the American Society of Cataract and Refractive Surgery.
Joseph King, MD
Dr. King is board-certified by the American Board of Ophthalmology and has performed more than 250,000 vision correction procedures, including LASIK, RLE and cataract surgery. He has also had LASIK himself. He earned his medical degree at the University of British Columbia, served as chief resident at Case Western Reserve University and St. Luke's Medical Center, and completed a fellowship in laser vision correction at the University of South Florida Eye Institute. A clinical investigator and former chief surgeon of LASIK MD centers in Vancouver and Calgary, he was the first surgeon in the world to perform LASIK on a new custom wavefront platform in 2010.
Dr. Kopstein and Dr. King are surgeons at K2 Vision, a participating practice in our patient-matching network.
Sources
- U.S. Food and Drug Administration. LASIK. fda.gov. Accessed October 2026.
- American Academy of Ophthalmology. LASIK. aao.org. Accessed October 2026.
- American Academy of Ophthalmology. Facts About LASIK Complications. aao.org. Accessed October 2026.
- STAAR Surgical. FDA Expands U.S. Age Indication for EVO ICL (press release), February 17, 2026. investors.staar.com.
- Packer M. Evaluation of the EVO/EVO+ Sphere and Toric Visian ICL: Six Month Results from the United States FDA Clinical Trial. Clinical Ophthalmology. 2022;16:1541–1553. PMC9132105.
- Stonecipher K, Polomsky M, Stonecipher M, et al. Refractive lensectomy outcomes and complications for myopia and hyperopia: a 15-year retrospective study. Medical Research Archives. 2015;2(5). esmed.org.
- Colin J, Robinet A, Cochener B. Retinal detachment after clear lens extraction for high myopia: seven-year follow-up. Ophthalmology. 1999;106(12):2281–2285.