PsychophysicsAttentionPhotic StimulationDiscrimination (Psychology)Sensory ThresholdsSensory AidsVisual PerceptionRefractory Period, PsychologicalDifferential ThresholdMotion PerceptionForm PerceptionPattern Recognition, VisualContrast SensitivityModels, PsychologicalVision, LowSignal Detection, PsychologicalVisual CortexFixation, OcularReadingDepth PerceptionCuesPerceptual MaskingOrientationColor PerceptionAuditory PerceptionReaction TimeModels, NeurologicalVision TestsVisual FieldsPerceptionVisual PathwaysVision, OcularVision DisparityAcoustic StimulationDiscrimination LearningAttention Deficit Disorder with HyperactivityPsychomotor PerformanceMagnetic Resonance ImagingVision, BinocularBrain MappingElectroretinographyVisual Field TestsVisual AcuityTime FactorsNeuronsSpace PerceptionNeuropsychological TestsCognition