Refractive error (Myopia - Hyperopia - Astigmatism)
A refractive error occurs when light entering the eye is not focused at a precise point coinciding with the central retina.
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Surgery · 1 MIN READ
WHAT YOU NEED TO KNOW
Lens implantation in a phakic eye, one that retains its natural lens, is usually used to correct refractive errors in patients ineligible for excimer laser correction or who are better candidates for this type of correction for another reason.
Myopia and astigmatism are the refractive errors most commonly corrected with this operation.
This information does not replace an individual medical assessment. Follow the advice of the team looking after you.
Dr. Nuno Lopes · Patient information
Editorial presentation updated on 27 October 2026. Your team's individual instructions take priority.