# Efficacy of Multi-Type Photolithography Flat Microstructure Lenses for Childhood Myopia Control

> **NCT07535658** · NA · NOT_YET_RECRUITING · sponsor: **Shanghai Eye Disease Prevention and Treatment Center** · enrollment: 255 (estimated)

## Conditions studied

- Myopia

## Interventions

- **DEVICE:** wearing photolithography plano microstructure lenses with multi-point defocus design, non-fading optical property
- **DEVICE:** wearing Plano microstructure lenses featuring multi-point defocus design with aspherical lenslets (Essilor Stellest)
- **DEVICE:** wearing Photolithography Plano Microstructure Lenses incorporates a multi-point defocus optical architecture , featuring photochromic properties with a light transmittance of 55% post-activation
- **DEVICE:** wearing Photolithography Plano Microstructure Lenses incorporates a multi-point defocus optical architecture , featuring photochromic properties with a light transmittance of 35% post-activation
- **DEVICE:** wearing Photolithography Plano Microstructure Lenses designed to reduce contrast sensitivity and featuring a non-fading optical property

## Key facts

- **NCT ID:** NCT07535658
- **Lead sponsor:** Shanghai Eye Disease Prevention and Treatment Center
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-04-15
- **Primary completion:** 2027-09-30
- **Final completion:** 2027-12-31
- **Target enrollment:** 255 (ESTIMATED)
- **Last updated:** 2026-04-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07535658

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07535658, "Efficacy of Multi-Type Photolithography Flat Microstructure Lenses for Childhood Myopia Control". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT07535658. Licensed CC0.

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