# Focus-out Glasses on Emmetropization in Chinese Children

> **NCT05689567** · NA · ACTIVE_NOT_RECRUITING · sponsor: **Children's Hospital of Fudan University** · enrollment: 160 (actual)

## Conditions studied

- Emmetropization
- Myopia
- Hyperopia

## Interventions

- **DEVICE:** DEFOG glasses(peripheral focus-out glasses)

## Key facts

- **NCT ID:** NCT05689567
- **Lead sponsor:** Children's Hospital of Fudan University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2023-03-23
- **Primary completion:** 2026-03-31
- **Final completion:** 2026-03-31
- **Target enrollment:** 160 (ACTUAL)
- **Last updated:** 2026-02-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05689567

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05689567, "Focus-out Glasses on Emmetropization in Chinese Children". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT05689567. Licensed CC0.

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