Browsing by Author "Díaz Douton, Fernando"Més informacióMés informació

Now showing items 1-20 of 28

    • An automated and objective cover test to measure heterophoria 

      Mestre Ferrer, Clara; Otero, Carlos; Díaz Douton, Fernando; Gautier, Josselyn; Pujol Ramo, Jaume (Public Library of Science (PLOS), 2018-11-01)
      Article
      Open Access

    • Análisis colorimétrico de estructuras de fondo de ojo mediante retinografía multiespectral 

      Burgos Fernández, Francisco Javier; Alterini, Tommaso; Díaz Douton, Fernando; Pujol Ramo, Jaume; Vilaseca Ricart, Meritxell (Universitat Politècnica de Catalunya, 2022-07-01)
      Conference lecture
      Open Access
      El análisis del fondo del ojo es crucial para prevenir enfermedades retinianas y coroideas ya que la mayoría no causan síntomas en etapas tempranas. Tratarlas cuando aparecen los primeros indicios es fundamental para evitar ...

    • Análisis colorimétrico de estructuras de fondo de ojo mediante retinografía multiespectral 

      Burgos Fernández, Francisco Javier; Alterini, Tommaso; Díaz Douton, Fernando; Pujol Ramo, Jaume; Vilaseca Ricart, Meritxell (2022)
      Conference report
      Open Access
      El análisis del fondo del ojo es crucial para prevenir enfermedades retinianas y coroideas ya que la mayoría no causan síntomas en etapas tempranas. Tratarlas cuando aparecen los primeros indicios es fundamental para evitar ...

    • Characteristics of saccades during the near point of convergence test 

      Mestre Ferrer, Clara; Bedell, Harold E.; Díaz Douton, Fernando; Pujol Ramo, Jaume; Gautier, Josselyn (2021-10)
      Article
      Open Access
      The near point of convergence test is widely used to evaluate binocular vision. It assesses the ability of the eyes to converge at short distances. Although the test consists of a pure symmetrical vergence task, small ...

    • Colorimetric analysis of eye fundus structures with multispectral retinography 

      Burgos Fernández, Francisco Javier; Alterini, Tommaso; Díaz Douton, Fernando; Vilaseca Ricart, Meritxell (International Colour Association (AIC), 2021)
      Conference lecture
      Open Access
      The analysis of the eye fundus is critical to prevent retinal and choroidal diseases since most of them cause no symptoms at early stages. Treating them when the very first signs appear is crucial to avoid vision losses. ...

    • Fast visible and extended nearinfrared multispectral fundus camera 

      Alterini, Tommaso; Díaz Douton, Fernando; Burgos Fernández, Francisco Javier; Gonzalez, Laura; Mateo, Carlos; Vilaseca Ricart, Meritxell (2019-09)
      Article
      Open Access
      We present a multispectral fundus camera that performs fast imaging of the ocular posterior pole in the visible and near-infrared (400 to 1300 nm) wavelengths through 15 spectral bands, using a flashlight source made of ...

    • Hyperspectral eye fundus imaging with extended spectral range towards the near infrared 

      Alterini, Tommaso; Díaz Douton, Fernando; Vilaseca Ricart, Meritxell (International Society for Photo-Optical Instrumentation Engineers (SPIE), 2019)
      Conference report
      Restricted access - publisher's policy
      Eye fundus photography routinely used in clinical practice is restricted to color imaging of the retina. In the last years, hyperspectral imaging has shown to be a powerful tool for the spectral analysis of biological ...

    • Imagen multiespectral polarizada para el diagnóstico del cáncer de piel 

      Rey Barroso, Laura; Burgos Fernández, Francisco Javier; Díaz Douton, Fernando; Peña Gutiérrez, Sara; Royo Royo, Santiago; Ares Rodríguez, Miguel; Puig, Susana; Malvehy Guilera, Josep; Pellacani, Giovanni; Vilaseca Ricart, Meritxell (Universidad de Jaén, 2019)
      Conference lecture
      Restricted access - publisher's policy

    • Líneas de investigación en óptica visual y tecnología del color en el CD6 

      Pujol Ramo, Jaume; Vilaseca Ricart, Meritxell; Arjona Carbonell, Mª Montserrat; de Lasarte, Marta; Aldaba Arévalo, Mikel; Zuluaga Duque, Harold; Herrera Ramírez, Jorge Alexis; Díaz Douton, Fernando; Luque, Sergio Oscar; Sanabria Ortega, Fernando Guillermo; Ondategui Parra, Juan Carlos (2009)
      Conference report
      Open Access

    • Medida de la calidad óptica de lentes intraoculares multifocales in vitro mediante un sistema de paso simple y doble paso modificado 

      Zuluaga Duque, Harold; Luque, Sergio Oscar; Díaz Douton, Fernando; Pujol Ramo, Jaume (2009)
      Conference report
      Open Access

    • Medidas hiperespectrales de fondo de ojo: una nueva herramienta para el diagnóstico oftalmológico 

      Alterini, Tommaso; Díaz Douton, Fernando; Burgos Fernández, Francisco Javier; Vilaseca Ricart, Meritxell (Universidad de Jaén, 2019)
      Conference lecture
      Open Access

    • Method to reduce undesired multiple fundus scattering effects in double-pass systems 

      García Guerra, Carlos Enrique; Martínez Roda, Juan Antonio; Aldaba Arévalo, Mikel; Díaz Douton, Fernando; Vilaseca Ricart, Meritxell; Vohnsen, Brian; Pujol Ramo, Jaume (2019-04-29)
      Article
      Open Access

    • Multispectral retinography in healthy adult population 

      Burgos Fernández, Francisco Javier; Alterini, Tommaso; Díaz Douton, Fernando; Bou Marín, Marina; Vilaseca Ricart, Meritxell (Optical Society of American (OSA), 2021)
      Conference lecture
      Open Access
      Spectral reflectance of the eye fundus was evaluated in adult healthy patients through a fast visible and near-infrared multispectral fundus camera. Spectral signatures were analyzed for different ocular structures of the ...

    • Multispectral retinography in healthy adult population 

      Burgos Fernández, Francisco Javier; Alterini, Tommaso; Díaz Douton, Fernando; Bou Marín, Marina; Vilaseca Ricart, Meritxell (International Society for Photo-Optical Instrumentation Engineers (SPIE), 2021)
      Conference lecture
      Restricted access - publisher's policy
      Spectral reflectance of the eye fundus was evaluated in adult healthy patients through a fast visible and near-infrared multispectral fundus camera. Spectral signatures were analyzed for different ocular structures of the ...

    • New compact open-field double-pass system with asymmetric focus 

      Giner Tort, Anna; Arjona Carbonell, Mª Montserrat; Díaz Douton, Fernando; Aldaba Arévalo, Mikel; García Guerra, Carlos Enrique; Sanabria Ortega, Fernando Guillermo; Pujol Ramo, Jaume (2018-01-01)
      Article
      Open Access
      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 ...

    • Optimization of a SS-OCT with a focus tunable lens for enhanced visualization of ocular opacities 

      Rodríguez Aramendía, Ana; Grulkowski, Ireneusz; Jiménez Villar, Alfonso; Manzanera, Silvestre; Chen, Yiwei; Mompeán, Juan; Díaz Douton, Fernando; Pujol Ramo, Jaume; Güell, José Luis; Artal Soriano, Pablo (International Society for Photo-Optical Instrumentation Engineers (SPIE), 2019)
      Conference lecture
      Restricted access - publisher's policy
      Optical methods have been recently used to perform objective assessment of crystalline lens and corneal opacities. Swept-source optical coherence tomography (SS-OCT) enables measurements of the back-reflected or back-scattered ...

    • Polarized multispectral imaging for the diagnosis of skin cancer 

      Rey Barroso, Laura; Burgos Fernández, Francisco Javier; Royo Royo, Santiago; Puig, Susana; Malvehy Guilera, Josep; Pellacani, Giovanni; Delpueyo, Xana; Peña Gutiérrez, Sara; Díaz Douton, Fernando; Vilaseca Ricart, Meritxell (Society for Imaging Science and Technology (IS&T), 2019)
      Conference lecture
      Restricted access - publisher's policy
      The effective and non-invasive diagnosis of skin cancer is a hot topic in biophotonics since the current gold standard, a biopsy, is slow and costly. Non-invasive optical techniques such as polarization and multispectral ...

    • Quantification of forward scattering based on the analysis of double-pass images in the frequency domain 

      Martínez Roda, Juan Antonio; García Guerra, Carlos Enrique; Díaz Douton, Fernando; Pujol Ramo, Jaume; Salvador, Antoni; Vilaseca Ricart, Meritxell (Oxford University Press, 2019-11)
      Article
      Open Access

    • Random Changes of Accommodation Stimuli: An Automated Extension of the Flippers Accommodative Facility Test 

      Otero Molins, Carles; Aldaba Arévalo, Mikel; López, Silvia; Díaz Douton, Fernando; Vera Diaz, Fuensanta; Pujol Ramo, Jaume (2018-02-28)
      Article
      Open Access

    • Reflectance evaluation of eye fundus structures with a visible and near-infrared multispectral camera 

      Burgos Fernández, Francisco Javier; Alterini, Tommaso; Díaz Douton, Fernando; González Alvarez, Laura; Mateo, Carlos; Mestre Ferrer, Clara; Pujol Ramo, Jaume; Vilaseca Ricart, Meritxell (2022-06-01)
      Article
      Open Access
      We examined the spectral reflectance of fundus structures in the visible and near-infrared (400–1300 nm) range for contributing to the medical diagnosis of fundus diseases. Spectral images of healthy eye fundus and other ...