Esophageal pH MonitoringVisual PerceptionLightingContrast SensitivityPhotic StimulationVisual CortexColor PerceptionMotion PerceptionEvoked Potentials, VisualVisual PathwaysPsychophysicsSensory ThresholdsPattern Recognition, VisualPerceptionVisual FieldsForm PerceptionVisual AcuityDepth PerceptionOptical IllusionsDiscrimination (Psychology)Vision, OcularLightSpace PerceptionSensitivity and SpecificityColor VisionAttentionColorAdaptation, OcularReaction TimeSize PerceptionIllusionsFixation, OcularFlicker FusionCuesVision DisparityPerceptual DisordersOrientationPhotometryPsychomotor PerformanceEye MovementsColor Perception TestsVision DisordersSaccadesModels, NeurologicalSignal Detection, PsychologicalOccipital LobeTime PerceptionBrain MappingRetinaTime FactorsMagnetic Resonance ImagingPhosphenesAgnosiaRetinal Cone Photoreceptor CellsNight VisionModels, PsychologicalVision, BinocularAuditory PerceptionField Dependence-IndependencePerceptual DistortionCathode Ray TubeVisual Field TestsConsciousnessHuman BodyFunctional LateralityAfterimageAnalysis of VarianceVisual ProsthesisJudgmentVision, MonocularMesopic VisionTemporal LobeGestalt TheoryMacaca mulattaDiscrimination LearningAwarenessParietal LobeDifferential ThresholdSpeech PerceptionSocial PerceptionGeniculate BodiesPerceptual MaskingMacacaFovea CentralisElectroretinographyData DisplayRotationFeeding MethodsDark AdaptationDominance, OcularColor Vision DefectsNeuronsFigural AftereffectPupilMagnetoencephalographyVision TestsMotionNeuropsychological TestsElectroencephalographyAdaptation, Physiological