Refractive Errors

184 clinical trials · Condition

Record	Firm	Date
Comparison of Intraocular Lens Power Calculation Methods After Corneal Laser Refractive Surgery in Axial and Refractive Ammertropia (NCT01979172)	The National Eye Hospital, Cairo, Egypt	2013-11-01
Optical Biometry and Spherical Aberration in Ametropic and Emmetropic Eyes (NCT01663597)	Medical University of Vienna	2012-08-01
Prevalence of Blindness, Visual Impairment in Chao Nan Area, China (NCT04143334)	Chinese University of Hong Kong	2012-04-01
Vision Screening for the Detection of Amblyopia (NCT01430247)	Mladen Busic	2011-09-12
Retrospective Study of the Health Benefits of Ultra-Violet Filtering Contact Lenses (NCT01444053)	Johnson & Johnson Vision Care, Inc.	2011-06-01
Prospective Study of the Health Benefits of Ultra-Violet Filtering Contact Lenses (NCT01444313)	Johnson & Johnson Vision Care, Inc.	2011-01-01
Study to Evaluate the Clinical Performance of SynergEyes A2 Hybrid Contact Lenses (NCT01058629)	SynergEyes, Inc.	2009-08-01
Corneal Flap Thickness Planed vs Measured After LASIK by Using Tree Different Systems Cut (NCT00558324)	Asociación para Evitar la Ceguera en México	2007-02-01
Effects of Different Add Powers on the Comfort and Productivity of Computer Users With Fixed or Free Head Movement (NCT00317525)	American Optometric Association	2005-05-01
Comparison of Higher Order Aberrations and Contrast Sensitivity Between Acrysof SN60AT, SN60WF and Restore Intraocular Lenses (NCT00345085)	University of Texas Southwestern Medical Center	2005-03-01
Customized PRK With Mitomycin Versus Customized Lasik for Myopic Astigmatism (NCT00365040)	Federal University of São Paulo	2004-12-01
A Prospective Comparison of Alcon LADARVision Wavefront-guided LASIK Enhancement and Conventional LASIK Enhancement for the Correction of Residual Refractive Errors Following LASIK Procedures (NCT00413881)	Walter Reed Army Medical Center	2004-07-01

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