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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

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 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

    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

    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

    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

    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

    Atlas of Retinal Imaging in Alzheimer's Study

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

    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

    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

    Cannabis Dependence Trial (electroretinogram, contrast sensitivity tests)

    Completed
    • Cannabis Dependence
    • electroretinogram
    • contrast sensitivity tests
    • (no location specified)
    Jul 10, 2019

    Visual Acuity Trial in Jacksonville (senofilcon A, Control)

    Completed
    Has Results
    • Visual Acuity
    • senofilcon A
    • Control
    • Jacksonville, Florida
      VRC East
    Aug 29, 2019

    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

    Changing Light Levels on Contrast Sensitivity in Glaucoma

    Unknown status
    • Glaucoma
      • Portsmouth, Hampshire, United Kingdom
        Portsmouth Hospitals NHS Trust
      Aug 16, 2019

      OKKO Health Hyperacuity, Contrast and Colour Game Validation in

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