What is the maximum eye power for LASIK?

LASIK surgeries are performed via laser, and the U.S. Food and Drug Administration sets treatment parameters for surgery. Per those guidelines, people with up to +6 diopters of hyperopia or up to -12 diopters of myopia can have LASIK correction.

What power is too high for LASIK?

It is not correct as treatment of power more than -8.0 leads to excessive flattening of the cornea and resultant disturbances in a vision called a spherical aberration. It is therefore recommended that the ideal upper limit is -8.0, while the acceptable upper limit is -10.0.

Is there any limit power range for LASIK surgery for eye?

Thus the maximum number of power that can be corrected through Lasik surgery is -8.0. Whereas the maximum limit for plus number is +5.0. If you have more power, then correcting your cornea will result in a disturbance of vision.


What is maximum eye power?

20/10 vision is thought to be the maximum visual acuity of human eyes without binoculars or other magnifying devices. Recent advances in optics have led to the creation of corrective lenses that can provide this ultra-sharp vision.

What is the highest prescription for laser eye surgery?

Normally, traditional Laser Eye Surgery can only correct prescriptions up to a maximum of between -8 and -10. This is because in traditional Laser Eye Surgery, the surgeon cuts a circular flap from the surface of the cornea and removes tissue from the exposed cornea, reshaping it to remove refractive errors.


What are the risks for a patient with a very high prescription?



What prescription is legally blind?

Visual acuity less than 20/200 is considered legally blind, but to actually fit the definition, the person must not be able to attain 20/200 vision even with prescription eyewear.

What is the maximum myopia?

What is High Myopia? Doctors generally define high myopia as nearsightedness of -6 diopters or higher, according to the American Association for Pediatric Ophthalmology & Strabismus. The Association also notes that high myopia often occurs in people with very long eyes, and typically appears during early childhood.

Can I get LASIK at 22?

The following are some requirements for LASIK eye surgery: The best candidates for LASIK should be at least 22 years old with stable vision. Your prescription must have remained stable for at least one year. You need to be free of eye injuries, infections, and diseases.

Is it possible to reduce 5 eye power?

There is a general misconception that once you have eyeglass numbers, they can never be reduced. They will keep increasing as you age. However the fact is that you could do a lot to not only control your eyesight's number, you could also reduce it.


Can LASIK be done twice?

The doctor removes corneal tissue each time LASIK is performed, so if your cornea is too thin, it is not safe to operate again. Over time you may spend less by having LASIK than continuing to purchase and maintain corrective lenses.

Who is not suitable for laser eye surgery?

You have a thin or irregular cornea

If you have a predisposition to corneal shape irregularity, this can be made worse by laser eye surgery, and a condition called corneal ectasia may develop. This occurs infrequently and can often be treated successfully without the need for a corneal transplant.

Can eyesight get weak after LASIK?

It corrects myopia in most people who undergo the procedure. However, in a small number of people, the lens may undergo age-related changes. Such changes may cause a person to develop blurry vision after a few years of LASIK surgery.

What is the minimum sight for laser eye surgery?

Average thickness of cornea in Indian is 450 micron to 500 micron& after LASIK there should be around 300 micron thickness of cornea for safety of eye in future.


Is LASIK painful?

Does LASIK eye surgery hurt? Hopefully, you realize by now that the answer is no. LASIK is a quick and painless outpatient procedure that takes about 10 minutes per eye. LASIK is one the most commonly performed refractive surgeries today.

How much does LASIK cost in India?

LASIK eye treatment can cost anywhere from Rs. 20,000 to Rs. 1.5 lakhs depending on several factors.

Is LASIK good for high myopia?

Conclusion: Results suggest that LASIK is a viable method for correction of high myopia with few complications and may have advantages over keratomileusis and PRK as it combines the best features of both methods--it preserves Bowman's layer and has the excimer laser precision.

Does eye power increase after 18?

A:Your eye doctor is partly right that eye power does not change much between 18-40 years but slight changes are happening all the time, not only in eyes but all over the body and everything around us in the world.


Can I remove my spectacles permanently?

Can Spectacles Be Removed Permanently? Various surgical methods are available to permanently remove spectacles. Although there are various simple and natural ways to increase the power of eyes and to improve its condition there is no authentic non-invasive method that can permanently remove the spectacles.

Can specs be removed naturally?

Due to high complications, the natural remedies do not work out to give improvements in eye vision. People suffering from eye problems often choose contact lenses and spectacles. Laser eye treatment is the only available option to remove the spectacles.

Is 25 a good age for LASIK?

Generally speaking, most LASIK eye surgeons agree on 25-40 as the ideal age range for LASIK eye surgery candidacy for a few reasons. By the age of 25, eyeglasses and contact lens prescriptions have most likely stabilized. A stable prescription is one of the hallmarks of a good LASIK candidate.

Is 25 a good age for laser eye surgery?

Most patients wait until their mid-20s, but you don't need to struggle with poor vision in young adulthood any longer than you have to.


How expensive is laser eye surgery?

On average, LASIK costs range between $2,000 to $3,000 per eye and is not covered by insurance because the procedure is deemed cosmetic or elective. LASIK (laser-assisted in situ keratomileusis) is a popular eye surgery that corrects vision in people who are farsighted, nearsighted, or have astigmatism.

Is minus 7 legally blind?

What Eye Prescription is Considered Legally Blind? Simply put, if your prescription is -2.5 or lower, this means that you are legally blind.

What is the weakest eye power?

The lowest strength is usually 1.00 diopters. Glasses go up in strength by factors of . 25 (1.50, 1.75, 2.00). The strongest glasses are 4.00 diopters.

What does minus 6 vision mean?

For people with extreme nearsightedness, defined as a prescription of -6.0 diopters or more, it may be difficult to see anything more than a foot or so away from the face. In addition to making sight difficult, high myopia can come with severe complications.
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