Dark AdaptationAdaptation, OcularAdaptation, PhysiologicalPhotoreceptor CellsElectroretinographyRetinal Rod Photoreceptor CellsDarknessNight BlindnessLightPhycomycesSensory ThresholdsRetinaPhotic StimulationNight VisionRhodopsinVision, OcularRetinal PigmentsRetinal Cone Photoreceptor CellsVitamin A DeficiencyRetinaldehydeFlicker FusionCathode Ray TubeChlorofluorocarbons, MethaneVitamin AOcular Physiological PhenomenaPhotoreceptor Cells, VertebrateAdaptation, BiologicalRetinoidsRetinal DegenerationColor PerceptionTime FactorsFundus OculiRetinitis PigmentosaUrodelaPsychophysiologyLight Signal TransductionColor Vision DefectsContrast SensitivityVisual PerceptionEtherRod OpsinsDigestive System DiseasesOpsinsReaction TimeColor Perception TestsPupilAmbystomacis-trans-IsomerasesVisual AcuityFovea CentralisMacular DegenerationBacteriorhodopsinsElectrooculographyNepalPhotometryVisual FieldsAction PotentialsCatsBruch MembraneRetinal DiseasesKineticsElectrophysiologyAcoustic StimulationPigment Epithelium of EyeFungiVision DisordersVisual Field TestsGeneralization, StimulusPsychophysicsPhotochemistryPhysical StimulationPattern Recognition, VisualDiscrimination (Psychology)Motion PerceptionDiscrimination LearningMutationOxygenEye ProteinsAgingVisual CortexNeurons