Esophageal pH MonitoringLightingVisual PerceptionContrast SensitivityPhotic StimulationPsychophysicsVisual CortexColor PerceptionMotion PerceptionEvoked Potentials, VisualVisual PathwaysSensory ThresholdsPattern Recognition, VisualVisual FieldsPerceptionForm PerceptionVisual AcuityDiscrimination (Psychology)Depth PerceptionOptical IllusionsVision, OcularLightSpace PerceptionAttentionReaction TimeSensitivity and SpecificityColor VisionColorAdaptation, OcularCuesIllusionsSize PerceptionFlicker FusionOrientationFixation, OcularVision DisparityPerceptual DisordersPsychomotor PerformancePhotometryModels, NeurologicalEye MovementsBrain MappingSaccadesSignal Detection, PsychologicalTime FactorsTime PerceptionColor Perception TestsOccipital LobeVision DisordersMagnetic Resonance ImagingAuditory PerceptionRetinaVision, BinocularDiscrimination LearningRetinal Cone Photoreceptor CellsModels, PsychologicalPhosphenesAgnosiaAnalysis of VarianceFunctional LateralityNight VisionField Dependence-IndependencePerceptual DistortionConsciousnessAfterimageMacaca mulattaAcoustic StimulationVisual Field TestsJudgmentCathode Ray TubeHuman BodyVision, MonocularTemporal LobePerceptual MaskingDifferential ThresholdNeuronsVisual ProsthesisParietal LobeSpeech PerceptionMesopic VisionAwarenessMacacaGestalt TheoryGeniculate BodiesSocial PerceptionFovea CentralisRotationElectroretinographyElectroencephalographyMagnetoencephalographyFigural AftereffectAdaptation, PhysiologicalDark AdaptationDominance, OcularData DisplayPupilNeuropsychological TestsBrainColor Vision DefectsMotion