Recruiting

Contact Lenses & Dual-Focus

Sponsor:

Ohio State University

Code:

NCT07840209

Conditions

Myopia

Eligibility Criteria

Sex: All

Age: 18 - 38

Healthy Volunteers: Not accepted

Interventions

Multifocal Contact Lens

Study Details

Brief summary:

The purpose of the study is to compare the hand-eye coordination and sports vision performance in participants while they are wearing their habitual contact lenses versus while wearing the dual-focus multifocal contact lenses.

Conditions

Myopia

Study ID

NCT07840209

Start date

Oct, 2026

Status verified date

Sep, 2026

Completion date

Dec, 2027

Anticipated

Primary completion date

Dec, 2027

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 18 - 38

Healthy Volunteers: Not accepted

Inclusion Criteria:

1. Adult, aged 18 to 38 with baseball or softball playing experience (high school or higher in the last 10 years)
2. Ability to give informed consent
3. Good general health defined by medication use that has not changed within the last 30 days and the absence of medical conditions or treatments that are deemed confounding to the data as determined by the Investigator
4. Current myopic spherical soft contact lens wearer with a prescription equivalent to the multifocal lens powers available
5. Visual acuity of 20/25 or better in each eye with current soft contact lenses
6. Visual acuity of 20/25 or better in each eye in multifocal contact lenses
7. Stereoacuity of 40" or better at 40 cm
8. Willing to spend time required for attending 3 study visits and wearing contact lenses on days between study visits
9. Any gender
10. Any racial or ethnic origin

Exclusion Criteria:

1. Current or active inflammation, infection, or eye disease as determined by the Investigator
2. A systemic condition that in the opinion of the investigator may affect a study outcome
3. Strabismus
4. Unable to successfully wear the MiSight contact lenses for the duration of the study
5. Females who are pregnant, lactating, or planning to conceive during the study
6. Use of systemic or topical medication that in the opinion of the investigator may affect a study outcome variable

Study Design

Enrollment

20 participants

Anticipated

Allocation

Randomized

Intervention Model

Crossover

Primary purpose

Other

Interventions and Outcome Measures

Arms

experimental: Habitual contact lenses worn first, multifocal lenses worn second

Participants will wear their habitual contact lenses while completing tasks first, then wear the provided multifocal lenses while completing tasks again.

experimental: Multifocal lenses worn first, habitual lenses worn second.

Participants will wear the multifocal lenses while completing tasks first, then wear their habitual lenses while completing tasks again.

Interventions

Multifocal Contact Lens

Multifocal Contact Lens

Primary outcome measure

  • Hand-eye coordination and sport vision performance [ Time Frame: 3 weeks ]

Central Contacts and Locations

Central contacts

Locations

College of Optometry

Recruiting

Columbus, Ohio, United States, 43210

Contacts

More Information

Sponsor

Ohio State University

Last update posted

Sep 24, 2026

Last verified

Sep, 2026

Keywords

  • Sports vision
  • contact lenses

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-25. This information was provided to ClinicalTrials.gov by Ohio State University on 2026-09-24. Recruitment status is synced daily from ClinicalTrials.gov and may not reflect the sponsor's current status. Confirm during your call.