title: Coincidence eye position device with applications in clinical psychophysics, eye-position training and visual evoked response recording.
mesh_terms: D001676:Biofeedback, Psychology; D004582:Electronics, Medical / Q000295:instrumentation; D004867:Equipment Design; D005074:Evoked Potentials, Visual; D005133:Eye Movements; D006801:Humans; D009759:Nystagmus, Pathologic / Q000628:therapy; D011601:Psychophysics / Q000295:instrumentation*