Departament d'Òptica i Optometria
Enviaments recents
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Meibomian gland dysfunction and dry eye symptoms of fitted and over the counter contact lens wearers compared with non-contact lens wearing controls
(Universitat Politècnica de Catalunya, 2023-06-26)
Tesi
Accés obert(English) Meibomian gland dysfunction (MGD) is a chronic and diffuse abnormality of the meibomian glands (MGs) that occurs in 38% of contact lens (CL) wearers, though the influence of CLs on MGD is equivocal. A topical ... -
Influencia del comportamiento cromático de las lentes intraoculares en la función visual
(Universitat Politècnica de Catalunya, 2023-04-27)
Tesi
Accés obert(English) Diffractive multifocal intraocular lens typically uses a hybrid refractive-diffractive design that consist of a high-power refractive base lens and a low-power diffractive profile engraved on one of its surfaces. ... -
Development and clinical applications of a whole anterior segment and retinal SS-OCT
(Universitat Politècnica de Catalunya, 2023-03-24)
Tesi
Accés obert(English) Vision is central to human perception. It emanates from a complex organ, the human eye, starting from photodetection in the retina. However, the quality of the visual experience depends on the anatomical integrity ... -
Design and construction of a snapshot full-Stokes polarimetric camera : seeing through fog
(Universitat Politècnica de Catalunya, 2023-02-24)
Tesi
Accés obert(English) Polarization is one of the properties of light and it is often put aside. Human beings receive light beams and process only the intensity and wavelength information. Our optical system lacks the capability of ... -
Estudi i desenvolupament de sensors òptics ultra-ràpids per a metrologia tridimensional de superfícies
(Universitat Politècnica de Catalunya, 2023-02-10)
Tesi
Accés obert(English) Three-dimensional measurement of roughness and shape of a surface provides information about an object properties through surface parameters. These parameters are defined by international standards and can describe ... -
Diseño e implementación de un laboratorio destinado a la validación clinica de ayudas para la percepción y movilidad en pacientes con limitación de campo periférico
(Universitat Politècnica de Catalunya, 2022-01-21)
Tesi
Accés obertPeople with peripheral visual field loss perceive limited information about the environment and present severe problems in achieving successful orientation and mobility. In recent years, virtual and augmented reality systems ... -
Caracterización de la regresión diurna en ortoqueratología
(Universitat Politècnica de Catalunya, 2021-11-09)
Tesi
Accés obertThe first papers on the fitting of ortho-k lenses in ametropic individuals, treatment that allows them to enjoy good vision without the need to wear glasses or contact lenses, were published almost 60 years ago. Both the ... -
Spectral control methods and applications for multi-channel LED light engines
(Universitat Politècnica de Catalunya, 2019-12-04)
Tesi
Accés obertLighting installations are usually static and based on long-standing visual indicators such as colour temperature, colour rendering, and illuminance values. However, we now know that spectral variations in light elicit ... -
Hyperspectral imaging system for the fast recording of the ocular fundus
(Universitat Politècnica de Catalunya, 2021-06-25)
Tesi
Accés obertVision loss affects physical, psychological, and emotional wellbeing and social life as well. High life expectancy and health policies are translated into an aging population worldwide, which has higher risk of eye’s ... -
Validación de un instrumento de calidad de vida específico para pacientes con discapacidad visual : Low Vision Quality of Life (LVQOL)
(Universitat Politècnica de Catalunya, 2019-10-11)
Tesi
Accés obertThere is a growing need in the western world to know the quality of life (QoL) of patients affected by ocular pathologies that cause visual impairment (VI). In this type of pathologies, objective data such as visual acuity ... -
Caracterització dels paràmetres corneals per a l'adaptació de lents de contacte en casos de queratocon
(Universitat Politècnica de Catalunya, 2019-07-12)
Tesi
Accés obertIntroduction: The characterization of the corneal surface and the classification of keratoconus into diverse severity stages is a field of research in constant evolution, not only because of technology advances, but also ... -
Development of new methodologies for the clinical, objective and automated evaluation of visual function based on the analysis of ocular movements : application in visual health
(Universitat Politècnica de Catalunya, 2019-05-24)
Tesi
Accés obertHealthy visual function not only relies on good visual acuity. Other systems such as accommodation or binocular vision need to be effective. Binocular vision is the ability of the visual system to coordinate and integrate ...