Study of Eye Movements (EYE) as Early Markers of Brain Dysfunction (BRAIN) in Parkinson's Disease (PARK)

Inclusion Criteria for all: * Visual acuity normal or corrected to normal * Affiliation to a social security scheme (copy of the vital card in support) * Signed informed consent * Medical examination according to the participation in the MRI examination * MMSE score\> 23/30 For Parkinson patient: * Diagnosis of Parkinson's disease * Presence of asymmetric bradykinesia and rest tremor and / or stiffness * Hoehn \& Yahr Stadium I-II / V Exclusion Criteria for all: * Unprotected Majors unable to express their consent * Protected Major (Persons mentioned in Articles L1121-5,6 and 8 of the public health code) * Significant hearing or motor impairment * Past or present neuropsychiatric pathology (except benign epilepsy) * Taking narcotics and / or drugs for neurocognitive purposes * Existence of a severe condition in general (cardiac, respiratory, hematological, renal, hepatic, cancerous) * Any other neurodegenerative pathology or treatment that may affect the oculomotor control For Parkinson patient: * Treatment for Parkinson's disease (except the inhibitors of monoaminoxidase B or MAO-B, such as selegiline and rasagiline).