نتایج جستجو برای: multifocal lenses

تعداد نتایج: 24147  

Journal: :Sao Paulo medical journal = Revista paulista de medicina 2001
M Leyland E Pringle

BACKGROUND Good unaided distance visual acuity is now a realistic expectation following cataract surgery and intraocular lens (IOL) implantation. Near vision however still requires additional refractive power usually in the form of reading glasses. Multiple optic (multifocal) IOLs are available which claim to allow good vision at a range of distances. It is unclear whether this benefit outweigh...

2007
Chang Yeom Kim So-Hyang Chung Tae-im Kim Young Jae Cho Geunyoung Yoon Kyoung Yul Seo

PURPOSE The visual performance of pseudophakic eyes depends on the type of intraocular lenses (IOLs) that are implanted. Aspherical and multifocal IOLs have recently been developed to improve visual quality after cataract surgery, but multifocal IOLs can be associated with decreased contrast sensitivity (CS), halos, and glare. This study compares the visual performance of monofocal and multifoc...

Journal: :Journal of the Optical Society of America A 2012

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