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contrast sensitivity

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Visual Acuity Trial in Athens (Test Lens, Control Lens)

Completed
  • Visual Acuity
  • Test Lens
  • Control Lens
  • Athens, Georgia
    University of Georgia
Dec 27, 2022

Cataract, Lens Opacities Trial in Alicante, Madrid, Multiple Locations (IOL implantation experimental (Isopure 1.2.3.))

Completed
  • Cataract
  • Lens Opacities
  • IOL implantation experimental (Isopure 1.2.3.)
  • Alicante, Spain
  • +5 more
Jul 19, 2022

Upper Blepharoplasty on Vision Quality in Early Postoperative

Recruiting
  • Excess Skin of Both Eyelids
  • +3 more
  • Upper blepharoplasty
  • Osijek, Croatia
    Osijek University Hospital
Sep 21, 2022

Presbyopia, Refractive Errors, Cataract Trial in Alexandroupolis (bUDVA, bUIRA, bUNRA, bUICPS, bUNCPS, Contrast sensitivity)

Recruiting
  • Presbyopia
  • +2 more
  • bUDVA, bUIRA, bUNRA, bUICPS, bUNCPS
  • Contrast sensitivity
  • Alexandroupolis, Evros, Greece
    Department of Ophthalmology, University Hospital of Alexandroupo
Aug 6, 2022

Intraocular Lens Trial in Prague (TECNIS Eyhance intraocular lens, Monofocal intraocular lens Tecnis ZCB00)

Completed
  • Intraocular Lens
  • TECNIS Eyhance intraocular lens
  • Monofocal intraocular lens Tecnis ZCB00
  • Prague, Czech Republic, Czechia
    Faculty hospital Kralovske Vinohrady
Oct 10, 2021

Primary Angle Closure Glaucoma, Primary Angle Glaucoma Closure Suspect, Senile Cataract Trial in Bangkoknoi (Contrast

Completed
  • Primary Angle Closure Glaucoma
  • +2 more
  • Contrast sensitivity
  • Bangkoknoi, Bangkok, Thailand
    Naris Kitnarong
Jul 26, 2021

Visual Quality and Contrast Sensitivity Function for Limbal

Completed
  • Limbal Dermoid
    • Guangzhou, Guangdong, China
      Zhongshan Opthalmic Center
    Nov 22, 2021

    Cataract, Lens Opacities, Astigmatism Trial in Zlin (IOL implantation experimental)

    Recruiting
    • Cataract
    • +2 more
    • IOL implantation experimental
    • Zlin, Czechia
      Gemini Eye Clinic
    Jul 8, 2022

    Optimising Visual Acuity Measurement in Macular Degeneration

    Recruiting
    • Age Related Macular Degeneration
    • Visual acuity and contrast sensitivity measurement
    • London, United Kingdom
      Moorfields Eye Hospital NHS Foundation Trust
    Apr 4, 2022

    Cataract, Lens Opacities, Astigmatism Trial in Makati City (IOL implantation experimental)

    Recruiting
    • Cataract
    • +2 more
    • IOL implantation experimental
    • Makati City, Philippines
      Asian Eye Institute
    Nov 29, 2021

    Loss of Visual Contrast Sensitivity, Near Vision, Visual Impairment Trial in Kuwait (phacoemulsification with implantation of

    Completed
    • Loss of Visual Contrast Sensitivity
    • +2 more
    • phacoemulsification with implantation of presbyopia correcting IOL
    • Kuwait, Kuwait
      Daralshifa hospital
    May 25, 2021

    Low Vision Trial in Ghent (Scleral contact lens without a passive artificial iris, Scleral contact lens with a passive

    Terminated
    • Low Vision
    • Scleral contact lens without a passive artificial iris
    • +3 more
    • Ghent, Belgium
      University Hospital Ghent (UZGent)
    Apr 19, 2022

    Keratomileusis, Laser In Situ, Contrast Sensitivity Trial in Taipei (Topoguided LASIK, Wavefront optimized LASIK)

    Completed
    • Keratomileusis, Laser In Situ
    • Contrast Sensitivity
    • Topoguided LASIK
    • Wavefront optimized LASIK
    • Taipei, Taiwan
      Taipei Nobel Eye Clinic
    Jun 3, 2021

    Patient Satisfaction After Cataract Surgery With Multifocal

    Completed
    • Cataract
    • Cataract surgery
    • Madrid, Spain
      Clínica Rementería
    Jan 26, 2021

    Adult Medulloblastoma, Childhood Medulloblastoma, Neuroblastoma Trial in Iowa City (drug, procedure, radiation)

    Completed
    Has Results
    • Adult Medulloblastoma
    • +4 more
    • gallium Ga 68-edotreotide
    • +4 more
    • Iowa City, Iowa
      University of Iowa Hospitals and Clinics
    Aug 26, 2021

    Cannabis Use Trial in Nancy (Electroretinography, Contrast sensitivity test during Electroencephalography, Visual simultaneity

    Completed
    • Cannabis Use
    • Electroretinography
    • +10 more
    • Nancy, France
      Maison des Addictions - CHU de Nancy, Hôpital St Julien
    Apr 27, 2021

    Presbyopia, Refractive Errors, Cataract Trial in Alexandroupolis (bUD-VA,bUN-RA, bUI-RA, bUI-CPS, bUN-CPS, contrast sensitivity)

    Completed
    • Presbyopia
    • +2 more
    • bUD-VA,bUN-RA, bUI-RA, bUI-CPS, bUN-CPS, contrast sensitivity
    • Alexandroupolis, Evros, Greece
      Department of Ophthalmology, University Hospital of Alexandroupo
    Nov 5, 2020

    Cataract, Lens Opacities Trial in Worldwide (Implantation of premium monofocal IOL, LuxSmart (device under investigation),

    Recruiting
    • Cataract
    • Lens Opacities
    • Implantation of premium monofocal IOL, LuxSmart (device under investigation)
    • Implantation of monofocal IOL, LuxGood (control device)
    • Vienna, Austria
    • +7 more
    Oct 23, 2023

    Meibomian Gland Dysfunction Trial in San Antonio (Meibomian gland (MG) expression)

    Not yet recruiting
    • Meibomian Gland Dysfunction
    • Meibomian gland (MG) expression
    • San Antonio, Texas
      University of the Incarnate Word Rosenberg School of Optometry
    Feb 1, 2023

    Dry Eye Disease Trial in Jakarta Pusat (Diquafosol sodium 3%, Sodium hyaluronate 0.1%)

    Recruiting
    • Dry Eye Disease
    • Diquafosol sodium 3%
    • Sodium hyaluronate 0.1%
    • Jakarta Pusat, Jakarta, Indonesia
      RSUPN Dr. Cipto Mangunkusumo
    Nov 24, 2023

    Atlas of Retinal Imaging in Alzheimer's Study

    Recruiting
    • Alzheimer Disease
    • +4 more
    • Retinal Imaging
    • +7 more
    • Clearwater, Florida
    • +3 more
    Oct 17, 2020

    Amblyopia Trial in Columbus (Optical Correction, Therapeutic Dichoptic Virtual Reality Games)

    Recruiting
    • Amblyopia
    • Optical Correction
    • Therapeutic Dichoptic Virtual Reality Games
    • Columbus, Ohio
      The Ohio State University College of Optometry
    Sep 22, 2023

    Constrast Sensitivity Trial (Carotenoids supplementation, Placebo)

    Not yet recruiting
    • Constrast Sensitivity
    • Carotenoids supplementation
    • Placebo
    • (no location specified)
    Oct 19, 2023

    OKKO Health Hyperacuity, Contrast and Colour Game Validation in

    Recruiting
    • Age-Related Macular Degeneration
      • Bristol, United Kingdom
        Bristol
      Nov 16, 2022

      Visual Parameters by Visual Evoked Potentials Captured by EEG

      Recruiting
      • Visual Neurosciences
      • 68-electrode electroencephalography with steady state visual evoked potentials
      • Woluwe-Saint-Lambert, Bruxelles, Belgium
        Institute Of NeuroSciences
      Jan 6, 2023