Results 81 to 90 of about 2,885 (209)

Clinical outcomes following trifocal diffractive intraocular lens implantation for age-related cataract in China

open access: yes, 2018
Yang Yang, Huibin Lv, Yuexin Wang, Xiaodan Jiang, Mingzhou Zhang, Xuemin Li Department of Ophthalmology, Peking University Third Hospital, Beijing, China Purpose: The aim of this study was to evaluate visual, refractive and patient satisfaction ...
Li X   +5 more
core  

Lines and Points in Three Views and the

open access: yes, 2008
This paper discusses the basic role of the trifocal tensor 1 in scene reconstruction from three views. This 3 × 3 × 3 tensor plays a role in the analysis of scenes from three views analogous to the role played by the fundamental matrix in the two-view ...
Richard I. Hartley, Trifocal Tensor
core  

Visual Outcome and Patient Satisfaction with Implantation of Trifocal Intraocular Lens After Radial Keratotomy [PDF]

open access: yes
Mohanna Aljindan,1 Hanan A Neyaz,1,2 Halah Bin Helayel,3 Nada N Alwohaibi,4 Adel Aziz Rushood5 1Department of Ophthalmology, College of Medicine, Imam Abdulrahman Bin Faisal University, Dammam, Saudi Arabia; 2Department of Ophthalmology, Ohud Hospital ...
Bin Helayel H   +4 more
core  

Comparative efficacy and safety of all kinds of intraocular lenses in presbyopia-correcting cataract surgery: a systematic review and meta-analysis

open access: yesBMC Ophthalmology
Purpose To assess the efficacy and safety of various intraocular lenses (IOLs), including standard monofocal, bifocal, trifocal, extended depth of focus (EDOF), and enhanced monofocal IOLs, post-cataract surgery through a network meta-analysis. Methods A
Jinyu Li   +6 more
doaj   +1 more source

The Clareon Vs AcrySof PanOptix Trifocal IOL: A Comparative Study of Patient Satisfaction and Visual Performance [PDF]

open access: yes
John A Hovanesian,1 Michael Jones,2 Quentin Allen3 1Harvard Eye Associates, Laguna Hills, CA, USA; 2Quantum Vision Centers, Swansea, IL, USA; 3Florida Vision Institute, Stuart, FL, USACorrespondence: John A Hovanesian, Harvard Eye Associates, 23961 Calle
Jones M, Allen Q, Hovanesian JA
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Long Term Clinical Outcomes of Hydrophilic and Hydrophobic Versions of a Trifocal IOL with the Same Optical Design

open access: yesClinical Ophthalmology, 2023
Robert Edward T Ang Cataract and Refractive Surgery Department, Asian Eye Institute, Makati City, PhilippinesCorrespondence: Robert Edward T Ang, Asian Eye Institute, 8th Floor PHINMA Plaza, Rockwell Center, Makati City, Philippines, Email angbobby ...
Ang RET
doaj  

Visual performance after the implantation of a new trifocal intraocular lens

open access: yes, 2013
Jérôme C Vryghem,1,2 Steven Heireman1,21Brussels Eye Doctors, Brussels, Belgium; 2Clinique Saint-Jean, Brussels, BelgiumPurpose: To evaluate the subjective and objective visual results after the implantation of a new trifocal diffractive ...
Vryghem JC, Heireman S
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Visual and Refractive Outcomes of a New Hydrophobic Trifocal Toric Intraocular Lens [PDF]

open access: yes
Sheraz Daya, Marcela Espinosa Lagana Centre for Sight, East Grinstead, West Sussex, UKCorrespondence: Sheraz Daya, Centre for Sight, East Grinstead, West Sussex, RH19 4RH, UK, Email sdaya@centreforsight.comPurpose: To evaluate the visual outcomes and ...
Daya S, Espinosa Lagana M
core  

A minimal parameterization of the trifocal tensor

open access: yes, 2009
The paper describes a minimal set of 18 parameters that can representany trifocal tensor consistent with the internal constraints.  9parameters describe three orthogonal matrices and 9 parameters describe10 elements of a sparse tensor T' with 17 elements
Nordberg, Klas,
core   +1 more source

Variations in retinal nerve fiber layer measurements on optical coherence tomography after implantation of trifocal intraocular lens

open access: yes, 2018
Purpose: To establish the changes produced after implantation of a trifocal intraocular lens (IOL) on retinal nerve fiber layer measurements performed with Fourier-domain optical coherence tomography (OCT).
Fernández Vigo, José Ignacio   +5 more
core   +1 more source

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