Is +9 eyesight bad?
Serious defect (from +9,25 up) comes with impaired vision, but not only in the near but also for further objects. Farsightedness is often accompanied by purblindness and strabismus (squint).
What do the numbers mean on my eye prescription?
In general, the further away from zero the number on your prescription, the worse your eyesight and the more vision correction (stronger prescription) you need. A “plus” (+) sign in front of the number means you are farsighted, and a “minus” (-) sign means you are nearsighted.
What is a stronger prescription?
What prescription is too high for Lasik?
To qualify for the newest LASIK technology (topography-guided LASIK), your refractive prescription should fall within the following: Up to -8.0 diopters of nearsightedness, or. Up to -3.0 diopters of astigmatism, or.
What do the numbers on an eye prescription mean?
A positive number (indicated by a ‘+’ sign), indicates farsightedness, or hyperopia. A negative number (indicated by a ‘-’ sign) indicates nearsightedness, or myopia. On an eye prescription, 0.00 represents good vision that doesn’t need focusing power.
Is deciphering your eye prescription bad?
Deciphering your eye prescription should be less about how “bad” it is, and more about how vision correction can improve your eyesight. The goal of glasses and contacts is always 20/20 vision, no matter what your prescription reads.
Do you need a different prescription for each eye?
A person may require a different eye prescription for each eye. Identify a + sign: Positive numbers, such as +1.00, explain how strong a lens needs to be to correct for farsightedness. Farsightedness means a person can see distant things but nearby objects appear blurry.
Is AD-6 a good eyesight prescription?
-6.00 is not a good eyesight prescription. This prescription is classified as severe myopia (high myopia). Your vision is somewhere between 20/600–20/1000 which means you have to be as close as 20 feets to read something a person with good eyesight can read at 600 feets (1000 feets if your vision is 20/1000).