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Q value

Presbyopia & hyperopia correction using corneal asphericity (Q value) and multifocality

Presbyopia can be corrected with multifocal corneal laser surgery in selected presbyopic hyperopic patients using customized multifocal aspheric correction. We have reported in the November 16 issue of the Journal of Refractive Surgery the clinical results of combined presbyopic hyperopic LASIK corrections obtained with a uniquely designed multifocal method aimed at reshaping the corneal profile […]

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