Which laser vision correction method is best?

Why the question “which method is best” has no single answer

Each method solves the same problem – refractive error – but through a different path and with a different compromise. A method that is optimal for one patient may be contraindicated for another. The decision is not based on trends or price, but on the anatomy of the specific eye.

Therefore, the sequence is always the same: first diagnosis, then narrowing down to possible methods, and finally a discussion of priorities – quick return to work, contact sports, screen work, night driving.

Four Methods – How They Differ

SmartSight and SmartSight Nova – lenticule extraction, no flap

A femtosecond laser cuts a thin disk of tissue (lenticule) inside the cornea, which the surgeon removes through an incision a few millimeters long. No corneal flap is created, thus eliminating the risk of its displacement, and a larger part of the corneal nerves remain intact – this is significant for those prone to dry eye.

SmartSight Nova is a variant with CenTrax® centration on the visual axis: the system tracks eye alignment and corrects rotation (cyclotorsion) in real-time. This is most important for astigmatism, where a few degrees of rotation can change the outcome.

FemtoLASIK – corneal flap, fastest stabilization

A femtosecond laser forms a corneal flap, which is then lifted; a second laser reshapes the tissue underneath, after which the flap is repositioned. Vision usually stabilizes within 24–48 hours – this is still the fastest return to sharp vision.

Trans-PRK – surface treatment, no deep penetration

The laser works on the corneal surface, without an incision and without a flap. Healing takes longer (usually 5–7 days for comfortable vision), but the method uses the least tissue and remains an option where the cornea is too thin for other procedures. It is also the most resistant to mechanical injury – with no flap, there is nothing to displace.

Method Comparison – All Facts in One Place

	Trans-PRK	FemtoLASIK	SmartSight	SmartSight Nova
Corneal flap	no	yes	no	no
Incision	none	flap	a few mm	a few mm
Comfortable vision	5–7 days	24–48 h	24–48 h	24–48 h
Corneal nerve preservation	high	lower	high	high
Risk of flap displacement	none	exists	none	none
Contact sports	no restrictions after healing	long-term caution	no restrictions after healing	no restrictions after healing
Real-time eye rotation correction	–	–	–	CenTrax®
Price / both eyes	from 10,000 PLN	11,000 PLN	13,600 PLN	15,000 PLN
Price / one eye	5,500 PLN	6,500 PLN	7,200 PLN	7,900 PLN

Which Method Is Likely For You

• Contact sports, physical work, uniformed services: flapless methods – SmartSight, SmartSight Nova, or Trans-PRK. No flap means no risk of its displacement in case of injury.
• Tendency for dry eye: lenticular methods preserve most of the corneal nerves that control tear secretion.
• Higher astigmatism: SmartSight Nova – real-time cyclotorsion correction has the greatest impact on the outcome here.
• Priority is the fastest return to sharp vision: FemtoLASIK.
• Thin cornea: Trans-PRK as the most tissue-sparing method; if even this is not an option, we consider phakic ICL lenses, which do not remove corneal tissue.
• After 45 years of age: laser correction alone will not solve presbyopia – see presbyopia treatment.

What We Check Before Recommending a Method

Choosing a method is not a ranking, but a matching process. Six measurements from the qualification examination determine which method is safe for you:

Criterion	How we measure it	Impact on choice
degree of refractive error	refraction, separately for each eye	the greater the refractive error, the more tissue needs to be removed; if beyond laser capabilities – phakic ICL lens
corneal thickness	pachymetry, tomography	thin cornea suggests Trans-PRK; very thin – suggests ICL
corneal topography	map of anterior and posterior surface	irregularities exclude laser; high astigmatism – SmartSight Nova with rotation compensation
ocular surface	tear film, eyelids	tendency for dry eye suggests lenticular methods
lifestyle	anamnesis	contact sports, uniformed services, physical work – flapless methods
age	anamnesis, near refraction	after 45 years of age – PresbyMAX or lens exchange instead of classic correction

We perform all these measurements during a single visit – see how the qualification examination proceeds.

What No Method Can Do

Laser vision correction corrects refractive error, but it does not stop the aging of the eye. After 45 years of age, presbyopia develops, regardless of previous surgery. It also does not protect against cataracts or glaucoma – these are separate processes requiring separate treatment.

Honestly about the risks: each method can cause temporary dry eye, fluctuations in vision acuity in the first weeks, and night glare. Some patients may have a residual refractive error requiring enhancement. The risk largely depends on the quality of the qualification – which is why we do not shorten the diagnostic process.

Methods Side-by-Side – Advantages and Limitations

SmartSight Nova

Advantages:

• flapless, incision of a few millimeters, single device – SCHWIND ATOS laser
• CenTrax centration on the visual axis and real-time eye rotation compensation – greatest benefit for astigmatism
• preserves corneal nerves – less dry eye
• comfortable vision in 24–48 hours

Limitations:

• highest price: 15,000 PLN for both eyes
• corrects myopia and astigmatism; hyperopia requires a different method
• acuity stabilizes somewhat slower than after FemtoLASIK

SmartSight

Advantages:

• flapless – no risk of its displacement in case of injury
• preserves corneal nerves
• comfortable vision in 24–48 hours
• 13,600 PLN for both eyes

Limitations:

• no CenTrax system – for higher astigmatism, we usually recommend the Nova variant
• hyperopia requires a different method

FemtoLASIK

Advantages:

• fastest return to sharp vision – often the next day
• the longest-studied method with a femtosecond laser, very predictable
• corrects myopia, hyperopia, and astigmatism
• 11,000 PLN, Wavefront variant 12,800 PLN

Limitations:

• corneal flap – caution with contact sports and in uniformed services
• cuts more corneal nerves – greater tendency for dry eye in the first months
• requires an adequately thick cornea

Trans-PRK smart surFace

Advantages:

• completely touchless – laser works only on the surface
• most tissue-sparing – choice for thin cornea
• flapless and incisionless – no restrictions after healing
• lowest price: 10,000 PLN for both eyes

Limitations:

• epithelium regrows in 3–4 days: tearing, photophobia, sick leave for 5–7 days
• acuity returns gradually, full stabilization after several weeks
• several months of UV protection

Surface methods LASEK/PRK and EBK, and PresbyMAX laser presbyopia correction have their own pages in the method overview.

Three Example Scenarios

The following examples illustrate the thought process, not descriptions of specific patients. Measurements always determine the choice.

Thin cornea, -4 D refractive error, office work

Tomography shows the cornea is too thin to safely perform FemtoLASIK. Trans-PRK is the most tissue-sparing; for an even thinner cornea, we would consider ICL. The price for comfort: several days of healing and sick leave.

Uniformed services, -3 D refractive error with 1.5 D astigmatism

The risk of eye injury excludes methods with a flap. Astigmatism favors SmartSight Nova – real-time eye rotation compensation precisely targets the axis of the refractive error. Return to service after control and healing of the incision.

-2 D refractive error, need for quick return to work

Cornea is thick and regular, ocular surface healthy, no contact sports. FemtoLASIK provides the fastest stabilization – control the next day, computer work after 48 hours.

Frequently Asked Questions

Content fact-checked by Dr. med. univ. (Vienna) Victor Derhartunian, FEBO, FWCRS – refractive surgery specialist. Last verified: August 2026.

Vision Correction and Your Situation

The choice of method depends not only on the eye’s structure but also on your lifestyle and work. Two situations are most common for us:

• Military, police, and uniformed services — why we choose a flapless method when there is a risk of eye injury and how long before the commission the surgery should be performed.
• Computer work — when you can return to screens, how eye strain differs from dry eye syndrome, and what changes after the age of 45.

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