Refractive Error

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CONDITIONS
INTERVENTIONS
LOCATIONS

Refractive Error, Myopia Trial in United Kingdom (nelfilcon A, narafilcon A)

Terminated
  • Refractive Error
  • Myopia
  • nelfilcon A
  • narafilcon A
  • Bedford, Bedfordshire, United Kingdom
  • +19 more
Dec 9, 2020

Refractive Error, Presbyopia, Asthenopia Trial in Birmingham (D-28 bifocal lenses and frame, Progressive addition computer

Terminated
  • Refractive Error
  • +3 more
  • D-28 bifocal lenses and frame
  • Progressive addition computer lenses and frame
  • Birmingham, Alabama
    School of Optometry
Jun 14, 2011

Refractive Error, Cataract Trial in United States (spectacles, Cataract Surgery)

Completed
  • Refractive Error
  • Cataract
  • spectacles
  • Cataract Surgery
  • Alabaster, Alabama
  • +16 more
Mar 12, 2010

Refractive Error Trial in Birmingham (Eyeglass lenses)

Unknown status
  • Refractive Error
  • Eyeglass lenses
  • Birmingham, Alabama
    School of Optometry
Apr 21, 2006