title: Automatic objective refraction. Report of a clinical trial.
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D009885:Ophthalmology / Q000295:instrumentation; D009907:Optometry / Q000295:instrumentation; D012029:Refraction, Ocular; D012030:Refractive Errors / Q000175:diagnosis*