title: A comparison of autorefractor performance.
authors.forename: Nisha
authors.initials: N
authors.lastname: Sachdev
authors.forename: Gerard
authors.initials: G
authors.lastname: Cairns
authors.forename: Charles N J
authors.initials: CN
authors.lastname: McGhee
mesh_terms: D003941:Diagnostic Techniques, Ophthalmological / Q000295:instrumentation*; D006801:Humans; D012029:Refraction, Ocular; D012030:Refractive Errors / Q000175:diagnosis*