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Recognition vs resolution charts for defocus curve determination in trifocal intraocular lenses.

Pedro Tañá-RiveroPedro Tañá-SanzSantiago Tañá-SanzRobert Montés-MicóAlejandro Cerviño Expósito
Published in: Journal of cataract and refractive surgery (2024)
Defocus curves created using Landolt C charts yield significantly lower through-focus outcomes than those created with standard ETDRS charts. This should be taken into account when comparing the performance of presbyopia-correcting systems across studies where recognition charts might have been used because of patient characteristics.
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