Results 91 to 100 of about 49,396 (213)

Hydrophilic intraocular lens opacification after posterior lamellar keratoplasty - a material analysis with special reference to optical quality assessment [PDF]

, 2017
Background: Laboratory analysis and optical quality assessment of explanted hydrophilic intraocular lenses (IOLs) with clinically significant opacification after posterior lamellar keratoplasty (DMEK and DSAEK).
Auerbach, Florian N., Auffarth, Gerd U., Choi, Chul Y., Giers, Bert C., Khoramnia, Ramin, Mayer, Christian, Sel, Saadettin, Tandogan, Tamer   +7 more
core   +1 more source

Surface Modification of Intraocular Lenses

Chinese Medical Journal, 2016
Objective: This paper aimed to review the current literature on the surface modification of intraocular lenses (IOLs). Data Sources: All articles about surface modification of IOLs published up to 2015 were identified through a literature search on both
Qi Huang, George Pak-Man Cheng, Kin Chiu, Gui-Qin Wang   +3 more
doaj   +1 more source

Nuevo sistema de doble-paso compacto con enfoque asimétrico [PDF]

, 2018
Every day more people are using multifocal systems to correct presbyopia, as for example contact lenses or intraocular lenses. As a consequence, the necessity to do an appropriate characterization of their optical quality has increased.
Aldaba Arévalo, Mikel, Arjona Carbonell, Mª Montserrat, Díaz Douton, Fernando, García Guerra, Carlos Enrique, Giner Tort, Anna, Pujol Ramo, Jaume, Sanabria Ortega, Fernando Guillermo   +6 more
core   +2 more sources

Patient-Perceived and Laboratory-Measured Halos Associated with Diffractive Bifocal and Trifocal Intraocular Lenses [PDF]

, 2017
Purpose: To examine and assess the halos generated in distance vision by multifocal intraocular lenses (IOLs) using both in vitro objective and in vivo subjective methods.
Alba Bueno, Francisco, Garzón Jimenez, Nuria, Millán Garcia-Varela, M. Sagrario, Poyales, Francisco, Vega Lerín, Fidel   +4 more
core   +4 more sources

DESIGN OF THE MULTIORDER INTRAOCULAR LENSES

Приборы и методы измерений, 2015
Intraocular lenses (IOLs) are used to replace the natural crystalline lens of the eye. Just few basic designs of IOLs are used clinically. Multiorder diffractive lenses (MODL) which operate simultaneously in several diffractive orders were proposed to ...
V. G. Kolobrodov, G. S. Tymchik, I. O. Kuchugura   +2 more
doaj  

A contralateral eye study comparing apodized diffrative and full diffrative lenses: wavefront analysis and distance and near uncorrected visual acuity

Clinics, 2009
PURPOSE: To evaluate intraindividual visual acuity, wavefront errors and modulation transfer functions in patients implanted with two diffractive multifocal intraocular lenses.
Marcony Rodrigues de Santhiago, Marcelo Vieira Netto, Jackson Barreto Jr, Beatriz de Abreu Fiuza Gomes, Arthur Schaefer, Newton Kara-Junior   +5 more
doaj   +1 more source

Tolerance to induced astigmatism of patients with trifocal or extended depth of focus intraocular lens implantation

Frontiers in Medicine
BackgroundResidual astigmatism is common after cataract surgery involving implantation of an intraocular lens, yet the tolerance of presbyopia-correcting intraocular lens to astigmatism of different magnitudes and axes is poorly understood.
Jiancheng Mu, Tianxu Xiong, Feng Xu, Wanyue Guo, Chuhuan Sun, Hao Chen, Wei Fan   +6 more
doaj   +1 more source

Optical testing and clinical applications of aberration-free intraocular lenses [PDF]

, 2010
Tesina realitzada en col.laboració amb City University London. Department of Optometry & Visual ScienceThe spherical aberration of an Akreos ADAPT AO aberration-free intraocular lens was studied using a point-diffraction interferometer and the ocular ...
Pastor Fabregat, Sara
core   +1 more source

Efficacy and safety of the enhanced monofocal intraocular lens in glaucoma of varying severity

Scientific Reports
This study evaluates the safety and visual outcomes of enhanced monofocal intraocular lenses compared to standard monofocal intraocular lenses in patients with varying severities of glaucoma.
Heesuk Kim, Junyeong Ahn, Minju Seo, Hyoung Won Bae, Chan Yun Kim, Wungrak Choi   +5 more
doaj   +1 more source

Intraocular lenses in children.

Indian journal of ophthalmology, 1984
Singh Daljit
openaire   +4 more sources