Impact of zone geometry on the introduction of myopic defocus in young adult eyes wearing multi-zone lenses.
Raman Prasad SahDawn MeyerMatt JaskulskiMartin RickertXu ChengNoel A BrennanPete S KollbaumPublished in: Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) (2023)
Subjects accommodated using the distance-correction zones of multi-zone lenses. Multi-zone contact lenses introduced significant myopic defocus on-axis and across the central ±30° retina. However, the magnitude and proportion of defocus were influenced by zone geometry, add power and pupil size.