Many people find they need glasses much less, and some not at all for everyday tasks. Very fine print or long reading sessions may still feel easier with a light pair of readers, depending on the lens chosen.

For the technically minded: High satisfaction relies on achieving a small residual refractive error (within plus or minus 0.50 dioptres) and maintaining a stable, smooth tear film with low higher‑order aberrations. Ocular surface optimisation before and after surgery improves uncorrected performance.