Functional and Physiological Changes Induced by Pinhole Glasses in Presbyopia

NCT02722291 · clinicaltrials.gov ↗

NA

Phase

UNKNOWN

Status

40

Enrollment

OTHER

Sponsor class

Conditions

Pinhole

Interventions

DEVICE: Trayner Pinhole Glasses (Trayner Glasses, Ivybridge Devon, U.K.)

Sponsor

Chung-Ang University Hosptial, Chung-Ang University College of Medicine