| Clinical Performance of Two Reusable Silicone Hydrogel Contact Lenses (NCT05431478) | Alcon Research | 2022-07-15 |
| Effect of Colour Temperature of Reading Lamp on Refractive Error Development (NCT05733182) | The Hong Kong Polytechnic University | 2022-07-01 |
| Dilated Versus Non-Dilated Wavefront Corrections for Patients With Down Syndrome (NCT05059041) | Ohio State University | 2022-05-06 |
| Evaluation of the Safety and Effectiveness of Aceclidine/Brimonidine (LNZ101) and Aceclidine (LNZ100) in the Treatment of Presbyopia (NCT05294328) | LENZ Therapeutics, Inc | 2022-05-05 |
| Correction of Anisometropic Amblyopia in Children. (NCT05325021) | Benha University | 2022-04-02 |
| Clinical Assessment of a Daily Wear Monthly Replacement Silicone Hydrogel Toric Contact Lens (NCT05211739) | Alcon Research | 2022-02-15 |
| Comparison of Visual Acuity Performed in Office Versus In Residence (NCT05250986) | Gobiquity Mobile Health | 2022-02-14 |
| Assessment of Visual Acuity in Refugee Population (NCT05209581) | Democritus University of Thrace | 2022-01-24 |
| Clinical Performance of Two Daily Disposable Soft Contact Lenses (NCT05138783) | Alcon Research | 2022-01-12 |
| Clinical Assessment of Two Daily Wear Reusable Soft Silicone Hydrogel Contact Lenses (NCT05056987) | Alcon Research | 2022-01-12 |
| Study in Pediatric Volunteers of a Handheld Device Versus a Standard Diagnostic Device in Ophthalmic Refraction (NCT04955379) | EyeQue Corp. | 2021-12-15 |
| Clinical Trial With Artiflex Presbyopic (Artiplus) (NCT04632784) | Ophtec BV | 2021-11-12 |
| Clinical Comparison of 2 Daily Disposable Toric Soft Contact Lenses (NCT05039112) | Alcon Research | 2021-09-28 |
| Study to Evaluate the Reliability, Validity and Safety of Subjective Mobile Refraction (NCT05049070) | 1800 Contacts, Inc. | 2021-09-15 |
| Clinical Performance of Two Commercial, Daily Disposable Contact Lenses (NCT05010512) | Alcon Research | 2021-08-31 |
| Efficacy and Safety of Astaxanthin in Volunteer With Refraction Errors (NCT05009810) | Chulalongkorn University | 2021-08-15 |
| Clinical Performance of Two Daily Disposable Toric Soft Contact Lenses (NCT04908488) | Alcon Research | 2021-07-01 |
| Clinical Comparison of Two Daily Disposable Contact Lenses (NCT04865354) | Alcon Research | 2021-05-17 |
| Three Daily Wear Monthly Replacement Silicone Hydrogel Contact Lenses With Two Multi-purpose Disinfecting Solution Combinations (NCT04789382) | Alcon Research | 2021-04-07 |
| Repeated Low-Level Red-Light Therapy and Orthokeratology in Fast-progressing Myopia Control (NCT04722874) | Zhongshan Ophthalmic Center, Sun Yat-sen University | 2021-03-14 |
| Panoptix Trifocal Lens in Post Refractive Myopic Laser Vision Correction Surgery (NCT04698278) | Parkhurst NuVision Clinical Research LLC | 2021-03-08 |
| A Web-based Digital Distance Visual Acuity Test (NCT04756596) | Democritus University of Thrace | 2021-02-01 |
| Clinical Characterization of an Investigational Frequent Replacement Daily Wear Silicone Hydrogel Sphere Contact Lens (NCT04702984) | Alcon Research | 2021-01-21 |
| Patients' Satisfaction After LASIK (NCT04109040) | Assiut University | 2021-01-01 |
| The Effect of the Free-toroidal Design Lenses on the Subjective Visual Quality in the Myopic Population (NCT05684302) | Tianjin Eye Hospital | 2021-01-01 |
| Smart-TV Application for the Self Examination of the Distance Visual Acuity in Macular Edema Patients (NCT04739137) | Democritus University of Thrace | 2021-01-01 |
| Study on the Effect of Two Ways of Cycloplegia on Biological Parameters of Ciliary Muscle (NCT05449015) | Shanghai Eye Disease Prevention and Treatment Center | 2020-12-22 |
| Clinical Characterization of an Investigational Soft Silicone Hydrogel Contact Lens (NCT04631796) | Alcon Research | 2020-12-03 |
| Development and Validation of an Internet-based Near and Intermediate-vision Reading Test (NCT04618224) | Democritus University of Thrace | 2020-12-02 |
| Digital Wavefront Sensing (NCT04597255) | Medical University of Vienna | 2020-12-01 |
| Refractive Changes Following Vitrectomy (NCT04712786) | Bursa Retina Eye Hospital | 2020-12-01 |
| Providing Financial Incentives to Improve Adherence to Referral Eye Care Visits (NCT04328207) | University of Alabama at Birmingham | 2020-11-18 |
| Handheld Device Compared With a Standard Eye Care Diagnostic Device in Measuring Ophthalmic Refraction (NCT04693247) | EyeQue Corp. | 2020-10-28 |
| Outcomes of a Trifocal IOL in Post-refractive Patients (NCT04545073) | Vance Thompson Vision ND | 2020-10-09 |
| Clinical Evaluation of a Silicone Hydrogel Daily Wear Monthly Replacement Contact Lens (NCT04422990) | Alcon Research | 2020-10-01 |
| Clinical Comparison of 2 Daily Disposable Contact Lenses - Pilot Study 1 (NCT04527978) | Alcon Research | 2020-09-15 |
| Clinical Comparison of Two Daily Wear Frequent Replacement Silicone Hydrogel Soft Contact Lenses (NCT04532099) | Alcon Research | 2020-09-09 |
| Customizing Myopia Control With Multifocal Toric Contact Lens (NCT04352868) | University of Alabama at Birmingham | 2020-09-01 |
| Clinical Comparison of 2 Daily Disposable Contact Lenses - Pilot Study 2 (NCT04528017) | Alcon Research | 2020-09-01 |
| Pilot Clinical Performance of a Silicone Hydrogel Lens for Up to Six Nights of Extended Wear (NCT04403542) | Alcon Research | 2020-08-03 |
| Clinical and Refractive Outcomes After Contoura® Refractive Surgery Planned Using Phorcides Surgery Planning Software (NCT04495829) | American Corneal Consultants | 2020-07-24 |
| Safety and Effectiveness of the Qualis Contact Lens (NCT04295499) | Unicon Optical Co. Ltd. | 2020-07-01 |
| Association Between ORA and Residual Refractive Astigmatism After SMILE (NCT05604872) | Taipei Nobel Eye Clinic | 2020-06-01 |
| Excimer Laser Surgery for Anisometropic Amblyopia (NCT03342235) | Jaeb Center for Health Research | 2020-06-01 |
| Anesthetic Impregnated Bandage Soft Contact Lens (BSCL) in Pain Management After Photorefractive Keratectomy (PRK) (NCT04283331) | Beeran Meghpara, MD | 2020-06-01 |
| Early Feasibility Study to Evaluate the AccuraSee in Correcting Residual Refractive Errors After Cataract Surgery (NCT05113979) | OnPoint Vision Inc | 2020-03-09 |
| Clinical Performance Evaluation of Two Daily Disposable Silicone Hydrogel Toric Contact Lenses (NCT04254003) | Alcon Research | 2020-02-05 |
| Clinical Evaluation of a Daily Wear Monthly Replacement Silicone Hydrogel Lens (NCT04178720) | Alcon Research | 2020-01-28 |
| Apioc Presbyopic Contact Lens (NCT04437732) | Lentechs, LLC | 2019-11-11 |
| Clinical Performance Assessment of a Daily Wear Monthly Replacement Soft Silicone Hydrogel Contact Lens (NCT04055519) | Alcon Research | 2019-09-19 |
| Investigating the Effect of Using Myopia Prediction Algorithm on Myopia Children (NCT04044755) | Sun Yat-sen University | 2019-08-03 |
| Clinical Performance of Two Daily Disposable Contact Lenses - Study 1 (NCT03969290) | Alcon Research | 2019-06-05 |
| Peripheral Defocus Profile of Multifocal Minus Contact Lenses (NCT06335212) | State University of New York College of Optometry | 2019-06-01 |
| Apioc Toric/Spherical Single Vision Contact Lens (NCT03970512) | Lentechs, LLC | 2019-05-31 |
| Clinical Evaluation of a Daily Wear Frequent Replacement Silicone Hydrogel Lens (NCT03920280) | Alcon Research | 2019-05-22 |
| Study of a Hand-held Device Plus Mobile App Versus Standard Eye Care Devices in Measuring Refractive Error of the Eye (NCT03929588) | EyeQue Corp. | 2019-05-07 |
| Choroidal Thickness Change in Response to Physiological and Refractive Changes (NCT03906279) | Wrocław University of Science and Technology | 2019-04-10 |
| Clinical Evaluation of Acuity 200 (Fluoroxyfocon A) RGP Contact Lens (NCT03971227) | Acuity Polymers, Inc. | 2019-04-01 |
| PAVES Benchmarking Pilot Study of Daily Disposable Contact Lenses (NCT04032457) | Vision Service Plan | 2019-03-15 |
| PiXL as a Treatment for Low Grade Myopia (NCT04663048) | Umeå University | 2019-02-07 |
| Chromatic and Monochromatic Optical Aberrations After Corneal Refractive Surgery (NCT03893838) | Wrocław University of Science and Technology | 2019-02-01 |
| Binocular Vision Anomalies After Cataract and Refractive Surgery (NCT03592615) | Salus University | 2019-01-08 |
| Treatment of Residual Hypermetropic Refraction on Young Patients After LASIK Using Human Fresh Corneal Lenticule Implantation With ReLEX Smile Surgery (NCT04793893) | Eye Hospital Pristina Kosovo | 2019-01-08 |
| Changes in Refractive Error in Patients With Both Partially Refractive Esotropia and Amblyopia (NCT04429659) | Sakarya University | 2019-01-02 |
| Femto-flap Versus SBK Flap,Predictability and Variability (NCT04684888) | Suzan A Rattan | 2019-01-01 |
| Rapid Computerized Visual Acuity Test (NCT05447845) | Rambam Health Care Campus | 2019-01-01 |
| Performance Assessment of a Modified Daily Disposable Contact Lens (NCT03762668) | Alcon Research | 2018-12-03 |
| Trifocal Diffractive Intraocular Lens After Cataract Extraction With Phacoemulsification (NCT04465279) | Alexandria University | 2018-10-15 |
| Evaluation of Progression of Myopia in Children Treated With Vitamin B2 and Outdoor Sunlight Exposure (NCT03552016) | University of Missouri-Columbia | 2018-10-10 |
| Safety and Efficacy of a Sub-epitheilal Transform™ Corneal Allograft (TCA) for Presbyopia Correction (NCT03675438) | Allotex, Inc. | 2018-10-01 |
| Trial of an Educational Intervention to Promote Spectacle Use Among Secondary School Children in Islamabad, Pakistan (NCT03670303) | Isra University | 2018-09-27 |
| PRO Measure for Refractive Surgery IRAS Project Number 246072 (NCT03655743) | Moorfields Eye Hospital NHS Foundation Trust | 2018-08-31 |
| Clinical Performance of a Silicone Hydrogel Contact Lens Following Six Nights of Extended Wear (NCT03614130) | Alcon Research | 2018-08-23 |
| Anxiety-related Fixation Instability During LASIK (NCT06148428) | Assiut University | 2018-08-15 |
| Clinical Performance of a Silicone Hydrogel Contact Lens Following One Night of Extended Wear (NCT03560141) | Alcon Research | 2018-07-11 |
| Clinical Validation of DACP Digital Design (NCT03567005) | Alcon Research | 2018-06-25 |
| Village-Integrated Eye Worker Trial II - Pilot (NCT03278587) | University of California, San Francisco | 2018-05-31 |
| Clinical Comparison of Two Daily Disposable Soft Contact Lenses (NCT03518008) | Alcon Research | 2018-05-23 |
| Clinical Evaluation of Two Monthly Contact Lenses (NCT03459131) | Alcon Research | 2018-03-07 |
| Photorefractive Intrastromal Corneal Crosslinking as a Treatment for Low Grade Myopia (NCT03987880) | Umeå University | 2018-01-22 |
| Premium Monovision Versus Other Types of Monovision and Bilateral Trifocal Implantation. (NCT04618380) | Democritus University of Thrace | 2018-01-01 |
| Investigation of the Accuracy of a Low-cost, Portable, Autorefractor to Provide Well-tolerated Eyeglass Prescriptions (NCT03615612) | Johns Hopkins University | 2017-12-15 |
| Comparison of a Smartphone Based Self Refraction Tool With Conventional Refraction Error Estimation Methods (NCT03419351) | University Hospital Tuebingen | 2017-11-20 |
| Correlation Between Refraction and Biometric Parameters (NCT04346251) | Sun Yat-sen University | 2017-11-01 |
| DD T2 Daily Disposable Registration Trial (NCT03305770) | Alcon Research | 2017-10-12 |
| Direct Comparison of SVOne Obtained Refraction to Subjective Manifest Refraction (NCT03222661) | Smart Vision Labs | 2017-09-01 |
| Measurement of Refractive SE Following Implantation of LS313 MF30 IOL (NCT03292614) | Dietrich-Bonhoeffer-Klinikum | 2017-06-01 |
| Assessing Fitting Guides in Alcon Multifocal Contact Lenses (NCT03118934) | Alcon Research | 2017-05-17 |
| Clinical Biocompatibility Evaluation of Contact Lens Coatings (NCT03034928) | Alcon Research | 2017-02-14 |
| Clinical Assessment of a HYDRAGLYDE® Regimen (NCT03026257) | Alcon, a Novartis Company | 2017-02-13 |
| Refractive Outcomes After Cataract Surgery in Eyes With Pseudoexfoliation Syndrome (NCT04783909) | Medical University of Lublin | 2016-10-01 |
| Academic Performance and Refractive Error (NCT04338880) | Sun Yat-sen University | 2016-09-01 |
| Bifocal & Atropine in Myopia (BAM) Study (NCT03312257) | Jenny Jones | 2016-07-01 |
| Corneal Elastography and Patient Specific Modeling (NCT03030755) | The Cleveland Clinic | 2016-05-01 |
| VisuMax Femtosecond Laser Small Incision Lenticule Extraction for the Correction of High Myopia (NCT02528123) | London Vision Clinic | 2016-04-01 |
| Measurement Repeatability in Contemporary Aberrometry (NCT02687022) | Moorfields Eye Hospital NHS Foundation Trust | 2016-03-01 |
| Environmental Health and Myopia Prevention and Control (NCT04161326) | Sun Yat-sen University | 2016-01-01 |
| Bifocal Lenses In Nearsighted Kids (NCT02255474) | Ohio State University | 2014-09-22 |
| Study to Evaluate the Safety and Efficacy of HI-BRITE Large Diameter Rigid Gas Permeable Contact Lens (NCT02812316) | Taipei Medical University Hospital | 2014-08-01 |
| A New More Efficient Cycloplegia Scheme (NCT02177539) | Pontificia Universidad Catolica de Chile | 2014-05-01 |