- Most ortho-k lenses are worn at night to reshape the front surface of the eye while you sleep. Vision improvements are reversible but can be maintained if you keep wearing the lenses as directed. Who is ortho-k for?
- For this reason, ortho-k may be more dangerous than glasses, which can be used to correct the same conditions. That’s one of the reasons it is important to consult with an ophthalmologist if you are considering ortho-k.
- Numbers stamped inside of eyeglass frames tell a story about your eyewear needs. Wearers of prescription eyeglasses have probably noticed that a series of three numbers are stamped inside one side of their frame, which is also referred to as the arm of the eyewear.
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