Visual Training for Improving Intermittent Exotropia Visual Function

Inclusion Criteria: Aged 6 to 14 years. Intermittent exotropia meeting all of the following criteria: Exodeviation at least 10Δ at distance measured by the prism and alternate cover test, near deviation does not exceed distance deviation by more than 10Δby prism and alternate cover test, mean distance Newcastle Control Score (NCS)≥2 points (mean of 3 assessments during the examination). Refractive error between -5.00 D \< spherical equivalents (SEs) ≤ -1.00 D, astigmatism ≤1.50D, anisometropia ≤1.5D, best visual acuity in each eye of 1.0. Not receiving any other form of strabismus or myopia treatment within 3 months. Willing to follow the research plan and participate in the entire research process. Participants and guardians agree to be randomly assigned and sign an informed consent form. Exclusion Criteria: Vertical strabismus; Diagnosed with other eye diseases or visual abnormalities such as strabismus, amblyopia, etc; Existence of cognitive or learning disabilities that may affect the effectiveness of training; patients with neurological disorders; Unable to cooperate with eye examination and follow-up work.