# Study to Evaluate the Reliability, Validity and Safety of Subjective Mobile Refraction

> **NCT05049070** · NA · UNKNOWN · sponsor: **1800 Contacts, Inc.** · enrollment: 349 (estimated)

## Conditions studied

- Refractive Errors

## Interventions

- **DIAGNOSTIC_TEST:** Mobile medical application to self administer a subjective refraction test
- **DIAGNOSTIC_TEST:** Standard of care refraction test

## Key facts

- **NCT ID:** NCT05049070
- **Lead sponsor:** 1800 Contacts, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-09-15
- **Primary completion:** 2023-06
- **Final completion:** 2023-06
- **Target enrollment:** 349 (ESTIMATED)
- **Last updated:** 2023-04-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05049070

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05049070, "Study to Evaluate the Reliability, Validity and Safety of Subjective Mobile Refraction". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT05049070. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*