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Clinical Evaluation of Biofinity Multifocal Compared With Air Optix Aqua Multifocal and With PureVision Multifocal
This is a prospective, multi-centre, randomised, single-blind, cross-over study to compare the BIOFINITY® MULTIFOCAL lens and respectively the AIR OPTIX® AQUA MULTIFOCAL lens (lenses allocated on a ratio of 1/0.5) and the PUREVISION® MULTIFOCAL lens (lenses allocated on a ratio of 1/0.5), in presbyopic patients.
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