Visual functional disease
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: (1) age 8 to 40 years old; (2) the vision of the monocular far and near corrected visual acuity was 0.8 and above. (6) spherical mirror: +3.00 ~ -6.00DS; astigmatism: -3.00DC; (7) axis length: < 26mm; (8) IOP 10 ~ 21mmHg; (9) the C/D ratio is less than 0.3; (10) good coordination.
Exclusion criteria
Exclusion criteria: Patients with the following symptoms and above are not included in this study: (1) conscious eye fatigue; (2) occasionally diplopia; (3) blurred vision after ophthalmic use; (4) headaches associated with eye use; (5) ocular qualitative pathological changes; (6) with history of refractive surgery, no strabismus, amblyopia, nystagmus; (7) with history of medication and history of ocular accommodation, converging convergence and ocular muscle movement were observed.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Accommodation;vergence; | — |
Countries
China