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bifocals

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STUDY
CONDITIONS
INTERVENTIONS
LOCATIONS
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Visual Acuity at Near, Accuracy of Accommodation, Prevention of Strabismus Trial in Zwolle (bifocals, single vision glasses)

Completed
  • Visual Acuity at Near
  • +3 more
  • bifocals
  • single vision glasses
  • Zwolle, Overijssel, Netherlands
    Isala Hospital
Mar 12, 2020

Myopia Trial in Kowloon (0.01% atropine eye drops, ortho-k)

Completed
  • Myopia
  • 0.01% atropine eye drops
  • ortho-k
  • Kowloon, Hong Kong
    School of Optometry, The Hong Kong Polytechnic University
Aug 6, 2021

Myopia Trial in Ho Chi Minh City (Novel designed myopia control spectacle lenses)

Unknown status
  • Myopia
  • Novel designed myopia control spectacle lenses
  • Ho Chi Minh City, Vietnam
    Hai Yen Eye Care
Jan 26, 2021

Myopia Trial in Ho Chi Minh City (BHVI1 eye drops, BHVI2 eye drops, BHVI3 eye drops)

Active, not recruiting
  • Myopia
  • BHVI1 eye drops
  • +2 more
  • Ho Chi Minh City, Vietnam
    Department of Ophthalmology - An Sinh Hospital
Aug 23, 2021

Myopia Trial in Ho Chi Minh City (Experimental BHVI2, Atropine sulfate 0.02% eye drops, Combination eye drops)

Completed
  • Myopia
  • Experimental BHVI2
  • +2 more
  • Ho Chi Minh City, Vietnam
    Department of Ophthalmology - An Sinh Hospital
Feb 11, 2020

Myopia Trial in Guangzhou (two spectacles, single vision spectacles)

Unknown status
  • Myopia
  • two spectacles
  • single vision spectacles
  • Guangzhou, Guangdong, China
    Zhongshan Ophthalmic Center, Sun Yet-san University
Sep 3, 2018

Presbyopia Trial in Berkeley (Standard, non-free-form, non-customized PAL spectacles, Individually customized free-form surfaced

Completed
Has Results
  • Presbyopia
  • Standard, non-free-form, non-customized PAL spectacles
  • Individually customized free-form surfaced PAL spectacles
  • Berkeley, California
    Clinical Research Center, School of Optometry, University of Cal
Apr 17, 2017

Cataracts Trial in Tucson (Manual Small Incision Cataract Surgery)

Unknown status
  • Cataracts
  • Manual Small Incision Cataract Surgery
  • Tucson, Arizona
    University of Arizona Medical Center Alvernon Physician Offices
Jan 11, 2016

Myopia Trial in Mississauga (Bifocal spectacles, Prismatic bifocal spectacles)

Completed
  • Myopia
  • Bifocal spectacles
  • Prismatic bifocal spectacles
  • Mississauga, Ontario, Canada
    Dr. Desmond Cheng & Associates
Nov 6, 2008

Myopia, Strabismus, Esophoria Trial (Bifocal Spectacle Lenses)

Unknown status
  • Myopia
  • +2 more
  • Bifocal Spectacle Lenses
  • (no location specified)
Jun 23, 2005