Ara es mostren els items 21-30 de 30

    • Multichannel Blind Deconvolution in Eye Fundus Imaging 

      Marrugo Hernández, Andrés Guillermo; Šorel, M.; Šroubek, F.; Millán Garcia-Varela, M. Sagrario (2011)
      Comunicació de congrés
      Accés obert
    • Objective intraocular scattering evaluation in cataract patients 

      Giner Tort, Anna (Universitat Politècnica de Catalunya, 2009-09-09)
      Projecte Final de Màster Oficial
      Accés obert
      Everyday ophthalmologists visit several patients with cataracts, which must be analyzed and properly classified. Procedures commonly used nowadays for this purpose are the visual acuity assessment and the cataract gradation ...
    • Pupil diameter, working distance and illumination during habitual tasks. Implications for simultaneous vision contact lenses for presbyopia 

      Cardona Torradeflot, Genís; López Bausili, Silvia (Elsevier, 2016)
      Article
      Accés obert
      Purpose: To determine working distance, pupil diameter and illumination in real life conditions in a sample of presbyopic participants performing habitual tasks. Methods: A total of 59 presbyopic subjects (aged between ...
    • Repeatability of aberrometric measurements with a new instrument for vision analysis based on adaptive optics 

      Otero Molins, Carles; Vilaseca Ricart, Meritxell; Arjona Carbonell, Mª Montserrat; Martínez Roda, Juan Antonio; Pujol Ramo, Jaume (2015-03-01)
      Article
      Accés restringit per política de l'editorial
      PURPOSE: To evaluate intersession and intrasession repeatability of aberration data obtained with a new visual simulator based on adaptive optics, which includes a Hartmann-Shack aberrometer (Adaptive Optics Vision Analyzer; ...
    • Repeatability study of a new application for assessing macular photostress recovery time 

      Mascort Ferrer, Marina (Universitat Politècnica de Catalunya, 2015-05-21)
      Treball Final de Grau
      Accés obert
      Objectiu: Comprovar en dos grups d’edat la repetibilitat d’una nova aplicació web per avaluar el temps de recuperació macular (MRT) al fotoestrés en una població sana. A més, s’estudia la influència de la il·luminació de ...
    • Restoration of retinal images with space-variant blur 

      Marrugo Hernandez, Andrés Guillermo; Millán Garcia-Varela, M. Sagrario; Šorel, Michal; Šroubek, Filip (2014-01-01)
      Article
      Accés obert
      Retinal images are essential clinical resources for the diagnosis of retinopathy and many other ocular diseases. Because of improper acquisition conditions or inherent optical aberrations in the eye, the images are often ...
    • Simulació del traçat de raigs de les imatges diòptriques de l'ull teòric sota diferents situacions 

      Parra López, Daniel (Universitat Politècnica de Catalunya, 2015-06-30)
      Treball Final de Grau
      Accés obert
      Quan es volen estudiar les imatges formades per l’ull s’utilitza molt habitualment l’ull teòric o esquemàtic. Lo que proporciona aquest mètode és una representació del funcionament visual de l’ull sota les anomenades ...
    • Tear break-up time for tear film evaluation: Are moistening solutions interchangeable? 

      Serés Revés, Carmen; Quevedo Junyent, Luisa Jesús; Cardona Torradeflot, Genís; Blanch, Estel·la; Augé Serra, Montserrat (2015-08-01)
      Article
      Accés obert
      Purpose: It was the main purpose of this study to investigate the influence of the moistening solution on TBUT measurements in an asymptomatic population.; Methods: An online survey was employed to determine the compliance ...
    • Tear film quality evaluation with intraocular scattering measurements 

      Burgos Fernández, Francisco Javier (Universitat Politècnica de Catalunya, 2010-08-28)
      Projecte Final de Màster Oficial
      Accés obert
      A new objective method to diagnose and classify dry eye patients has been carried out in this study. Tear film quality was objectively evaluated by means of a double-pass system in patients with healthy eyes, with some ...
    • Temporal stability in the perception of dry eye ocular disconfort symptoms 

      Cardona Torradeflot, Genís; Marcellán, Concepción; Fornieles Deu, Albert; Vilaseca Ricart, Meritxell; Quevedo Junyent, Luisa Jesús (2010)
      Article
      Accés restringit per política de l'editorial
      Purpose. A prospective longitudinal study was designed to investigate the ability of patients with tear deficiency to correctly recall their past symptoms. The ultimate goal of the study was to contribute to the ongoing ...