Study of a Hand-held Device Plus Mobile App Versus Standard Eye Care Devices in Measuring Refractive Error of the Eye
Public ClinicalTrials.gov record NCT03929588. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Clinical Validation Study to Evaluate the Performance of a Hand-held Device Supported by a Mobile Application Compared With Standard Eye Care Diagnostic Devices in Measuring Refractive Error of the Eye
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
Single-center, open-label, prospective study in healthy volunteers desiring refraction for correction of visual acuity to compare a handheld device supported by a mobile application with the phoropter and autorefractor.
Study identification
- NCT ID
- NCT03929588
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 230 participants
Conditions and interventions
Conditions
Interventions
- Hand-held device supported by a mobile application Device
- Phoropter Device
- Autorefractor Device
Device
Eligibility (public fields only)
- Age range
- 30 Years to 65 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- May 6, 2019
- Primary completion
- Mar 30, 2020
- Completion
- Mar 30, 2020
- Last update posted
- Mar 23, 2022
2019 – 2020
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| United Medical Research Institute | Inglewood | California | 90301 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Recently updated Refractive Errors trials
Other public records listing Refractive Errors. Sorted by last update posted; newest first. Not a recommendation.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03929588, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Mar 23, 2022 · Synced Sep 2, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03929588 live on ClinicalTrials.gov.