What is the max prescription for LASIK?
In general, excimer lasers that are FDA-approved for LASIK surgery performed in the United States can correct up to approximately -11.00 diopters (D) of nearsightedness, up to +5.00 D of farsightedness, and up to 5.00 D of astigmatism.
Can you get laser eye surgery with high prescription?
With modern procedures, surgeons are able to correct prescriptions as high as -12.00. This makes almost everyone a candidate for LASIK, even those with extremely high prescriptions.
What is the cutoff for LASIK?
In order to qualify for LASIK, your eyes must meet certain requirements. The average refractive prescription that qualifies for laser eye surgery is: Nearsighted ness up to -8.0 diopters. Astigmatism up to -3.0 diopters.
What is the minimum eye power for LASIK?
A normal Indian cornea has a central thickness of 530 microns or 0.53 mm. In this thickness, one can safely correct power of -8.0 by SBK (thin flap LASIK) or the Bladeless Femto LASIK. A cornea which is less than 495 microns is considered thin, while a thickness of fewer than 450 microns is a ‘no go’.
Can you get LASIK if your prescription keeps changing?
Your Vision Is Not Stable
You are not a good Lasik candidate if your contact lens or glasses prescription is fluctuating. Most healthcare providers prefer your prescription to be stable for longer than one year. However, one year is a minimum.
Can I get LASIK after 40?
LASIK is FDA-approved for anyone aged 18 and older. This is the only hard and fast rule when it comes to an age limit for this procedure, but since adult vision is typically at its healthiest from age 19 to 40, anyone within this range is a great candidate.
Is minus 7 eyesight bad?
Generally, the further away from zero (+ or -), the worse the eyesight. A number between +/-. 025 to +/-2.00 is considered mild, a number between +/-2.25 to +/- 5.00 is considered moderate, and a number greater than +/- 5.00 is considered severe. Eye prescriptions can change over time.
How do I know if I qualify for LASIK?
To be eligible for LASIK, people generally need to meet the following requirements: Be at least 18 years of age. Have stable vision over the year prior to surgery, and an appropriate and stable glasses/contact lens prescription for at least two years. Not pregnant or breastfeeding.
Is LASIK worth it for a low prescription?
This results in more corneal tissue being required for higher prescriptions than for lower prescriptions. As a result, lower prescriptions are more predictable and have less side effects after having LASIK surgery. Of course, higher prescriptions have much more to gain from LASIK surgery.