NCT07668102

Brief Summary

To evaluate the visual performance of (high and low contrast distance visual acuity, reading speed, near visual acuity, and near contrast sensitivity) of HAL spectacle lenses (habitual correction) in comparison with single vision control lenses.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
88

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started May 2024

Shorter than P25 for not_applicable

Geographic Reach
1 country

7 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

May 22, 2024

Completed
4 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 20, 2024

Completed
1 month until next milestone

Study Completion

Last participant's last visit for all outcomes

October 20, 2024

Completed
1.7 years until next milestone

First Submitted

Initial submission to the registry

June 15, 2026

Completed
10 days until next milestone

First Posted

Study publicly available on registry

June 25, 2026

Completed
Last Updated

June 25, 2026

Status Verified

June 1, 2026

Enrollment Period

4 months

First QC Date

June 15, 2026

Last Update Submit

June 22, 2026

Conditions

Outcome Measures

Primary Outcomes (1)

  • Reading Speed

    Reading speed (mean words per minute) collected using the Wolffsohn Research iPad OptomCentral App

    Between Year 1 and Year 2 of the WS10246 study, representing an average timeframe of 1.5 years into the parent study.

Secondary Outcomes (2)

  • Binocular distance high contrast visual acuity (VA) through the lens periphery

    Between Year 1 and Year 2 of the WS10246 study, representing an average timeframe of 1.5 years into the parent study.

  • Binocular photopic near contrast sensitivity function (CSF)

    Between Year 1 and Year 2 of the WS10246 study, representing an average timeframe of 1.5 years into the parent study.

Study Arms (2)

HAL spectacle lens

EXPERIMENTAL

HAL spectacle lens using a innovative spectacle lens to control myopia progression

Device: HAL spectacle lens

Single vision spectacle lens

PLACEBO COMPARATOR

Single vision spectacle lens for myopia and astigmatism correction

Device: Single Vision spectacle lens

Interventions

HAL spectacle lens for myopia control

HAL spectacle lens

Single vision spectacle lens for myopia and astigmatism correction

Single vision spectacle lens

Eligibility Criteria

Age6 Years - 12 Years
Sexall
Healthy VolunteersNo
Age GroupsChild (0-17)

You may qualify if:

  • Existing subjects from Essilor R\&D Study WS10246 clinical study.
  • Ability to comply with study procedures.
  • Informed consent of parent/guardian and assent of subject.

You may not qualify if:

  • Current ocular infection, inflammation, or irritation likely to affect vision.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (7)

Scripps Poway Optometry

San Diego, California, 92131, United States

Location

Sabal Eye Care

Longwood, Florida, 32779, United States

Location

Illinois College of Optometry

Chicago, Illinois, 60616, United States

Location

Kannarr Eye Care

Pittsburg, Kansas, 66762, United States

Location

New England College of Optometry

Boston, Massachusetts, 02115, United States

Location

SUNY College of Optometry

New York, New York, 10036, United States

Location

Sacco Eye Group

Vestal, New York, 13850, United States

Location

MeSH Terms

Conditions

Myopia

Condition Hierarchy (Ancestors)

Refractive ErrorsEye Diseases

Study Officials

  • Jason Shen, PhD

    Essilor International, Affiliation of EssilorLuxottica

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

June 15, 2026

First Posted

June 25, 2026

Study Start

May 22, 2024

Primary Completion

September 20, 2024

Study Completion

October 20, 2024

Last Updated

June 25, 2026

Record last verified: 2026-06

Locations