Found 0 matching trials
Acuity 200β’ (Fluoroxyfocon A) Orthokeratology Contact Lens for Overnight Wear
NAThe objective of this clinical investigation is to collect scientifically v...
Status
Active Not Recruiting
Location
Advanced Optometry of Mission Viejo
Comparison of Corneal Incision Versus Toric Intraocular Lens Techniques Used in Cataract Surgery
NAEyesight and quality of life improves in patients after refractive cataract...
Status
Active Not Recruiting
Location
Zubaida eyecare center sabzazar
Proof of Concept Study for First-Sight Refractive Error Correction: Direct Comparison to Manifest Refraction and Autorefraction Results
N/AProof of concept study is to compare the best corrected visual acuity obtai...
Location
University of Nebraska Medical Center, Department of Ophthalmology
Direct Comparison of SVOne Obtained Refraction to Subjective Manifest Refraction
N/AThe purpose of the study is to compare the final glasses prescription based...
Location
Dr. Rosa Pham & Associates
Clinical Study to Evaluate Effectiveness of Digital Refraction
NAProspective, comparative, randomized, non-masked clinical study to compare ...
The Long-term Outcome After Toric Intraocular Lens Implantation
N/ACorneal astigmatism is refractive error that impairs uncorrected visual acu...
Location
Multiple Locations
Refractive and Visual Outcomes With the ARGOS Biometer In Eyes With a History of Refractive Surgery: ARGOS Study
N/AThe study is to evaluate the visual and refractive outcomes in eyes with pr...
Location
Vance Thompson Vision Clinic, Prof. LLC
Investigation of the Accuracy of a Low-cost, Portable, Autorefractor to Provide Well-tolerated Eyeglass Prescriptions
NAAt the Aravind Eye Hospital (AEH) in Madurai, India, patients ages 18-40 re...
Location
Aravind Eye Hospital
Development of a New Device and Method to Assess the Degree of Myopia and/or Astigmatism in Myopic People
NAThe purpose of this clinical investigation is to check whether the new devi...
Location
Essilor International - Ci&T 3
Refractive Status and Accommodation Response Under Different Experimental Conditions.
NAEye Care Professionals (ECPs) massively use auto-refractors during the pati...
Location
Essilor International - Ci&T 2