Sergio Ortiz

Summary

Country: Spain

Publications

  1. ncbi request reprint Three-dimensional ray tracing on Delaunay-based reconstructed surfaces
    Sergio Ortiz
    , , C Serrano 121, 28006 Madrid, Spain
    Appl Opt 48:3886-93. 2009
  2. doi request reprint Optical coherence tomography for quantitative surface topography
    Sergio Ortiz
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, C Serrano 121, 28006 Madrid, Spain
    Appl Opt 48:6708-15. 2009
  3. doi request reprint Optical distortion correction in optical coherence tomography for quantitative ocular anterior segment by three-dimensional imaging
    Sergio Ortiz
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, 28006 Madrid, Spain
    Opt Express 18:2782-96. 2010
  4. doi request reprint Accuracy of the reconstruction of the crystalline lens gradient index with optimization methods from ray tracing and Optical Coherence Tomography data
    Alberto de Castro
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, C Serrano 121, 28006 Madrid Spain
    Opt Express 19:19265-79. 2011
  5. doi request reprint Contribution of the gradient refractive index and shape to the crystalline lens spherical aberration and astigmatism
    Judith Birkenfeld
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, Serrano 121, 28006 Madrid, Spain
    Vision Res 86:27-34. 2013
  6. doi request reprint Three-dimensional reconstruction of the crystalline lens gradient index distribution from OCT imaging
    Alberto de Castro
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, 121 Madrid 28006, Spain
    Opt Express 18:21905-17. 2010
  7. doi request reprint Quantitative OCT-Based Longitudinal Evaluation of Intracorneal Ring Segment Implantation in Keratoconus
    Pablo Pérez-Merino
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas CSIC, Madrid, Spain
    Invest Ophthalmol Vis Sci 54:6040-51. 2013
  8. pmc Full OCT anterior segment biometry: an application in cataract surgery
    Sergio Ortiz
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, C Serrano 121, 28006 Madrid, Spain
    Biomed Opt Express 4:387-96. 2013
  9. pmc In vivo human crystalline lens topography
    Sergio Ortiz
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, C Serrano 121, 28006 Madrid, Spain
    Biomed Opt Express 3:2471-88. 2012

Collaborators

Detail Information

Publications9

  1. ncbi request reprint Three-dimensional ray tracing on Delaunay-based reconstructed surfaces
    Sergio Ortiz
    , , C Serrano 121, 28006 Madrid, Spain
    Appl Opt 48:3886-93. 2009
    ..The method competes in flexibility, simplicity, and computing times with standard methods for surface fitting and ray tracing...
  2. doi request reprint Optical coherence tomography for quantitative surface topography
    Sergio Ortiz
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, C Serrano 121, 28006 Madrid, Spain
    Appl Opt 48:6708-15. 2009
    ..With a proper calibration of the system with use of an onfocal channel, this algorithm makes it possible for time-domain OCT devices to be used as topographers...
  3. doi request reprint Optical distortion correction in optical coherence tomography for quantitative ocular anterior segment by three-dimensional imaging
    Sergio Ortiz
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, 28006 Madrid, Spain
    Opt Express 18:2782-96. 2010
    ..Optical distortion correction in 3-D is critical for quantitative analysis of OCT anterior segment imaging, and allows accurate topography of the internal surfaces of the eye...
  4. doi request reprint Accuracy of the reconstruction of the crystalline lens gradient index with optimization methods from ray tracing and Optical Coherence Tomography data
    Alberto de Castro
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, C Serrano 121, 28006 Madrid Spain
    Opt Express 19:19265-79. 2011
    ..OCT-based input data produced the most accurate GRIN reconstructions. We found that optimization methods (combining global and local search algorithms) allow GRIN reconstructions with acceptable accuracies for moderate noise level...
  5. doi request reprint Contribution of the gradient refractive index and shape to the crystalline lens spherical aberration and astigmatism
    Judith Birkenfeld
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, Serrano 121, 28006 Madrid, Spain
    Vision Res 86:27-34. 2013
    ..To our knowledge, this study is the first systematic experimental study of the relative contribution of geometry and GRIN to the aberrations in a mammal lens...
  6. doi request reprint Three-dimensional reconstruction of the crystalline lens gradient index distribution from OCT imaging
    Alberto de Castro
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, 121 Madrid 28006, Spain
    Opt Express 18:21905-17. 2010
    ..87 μm assuming a homogenous equivalent refractive index, and the presence of GRIN shifted the spherical aberration toward negative values (-0.97 μm), for a 6-mm pupil...
  7. doi request reprint Quantitative OCT-Based Longitudinal Evaluation of Intracorneal Ring Segment Implantation in Keratoconus
    Pablo Pérez-Merino
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas CSIC, Madrid, Spain
    Invest Ophthalmol Vis Sci 54:6040-51. 2013
    ..To characterize the geometrical properties of keratoconic corneas upon intracorneal ring segments (ICRS) implantation, using custom-developed optical coherence tomography (OCT)...
  8. pmc Full OCT anterior segment biometry: an application in cataract surgery
    Sergio Ortiz
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, C Serrano 121, 28006 Madrid, Spain
    Biomed Opt Express 4:387-96. 2013
    ..47 deg superiorly), but slightly lower amounts (0.77 deg superiorly). The IOL was decentered superiorly (0.39 mm) and nasally (0.26 mm)...
  9. pmc In vivo human crystalline lens topography
    Sergio Ortiz
    Instituto de Optica Daza de Valdes, Consejo Superior de Investigaciones Cientificas, C Serrano 121, 28006 Madrid, Spain
    Biomed Opt Express 3:2471-88. 2012
    ....