You can consult her (generally upon referral from an ophthalmologist or a general practitioner) for:
In children:
Visual screening in infants (Baby Vision), strabismus, amblyopia (“lazy eye”), headaches or visual fatigue related to screen use, and visual assessments in the context of learning difficulties (dyslexia, etc.).
In adults:
Visual fatigue, double vision (diplopia), dizziness, focusing difficulties, or rehabilitation following a stroke or trauma.