Dark AdaptationAdaptation, OcularNight BlindnessAdaptation, PhysiologicalPhotoreceptor CellsElectroretinographyRetinal Rod Photoreceptor CellsDarknessLightPhycomycesRetinaNight VisionRhodopsinSensory ThresholdsRetinal PigmentsVision, OcularRetinal Cone Photoreceptor CellsVitamin A DeficiencyPhotic StimulationRetinaldehydeNight CareVitamin AChlorofluorocarbons, MethaneCathode Ray TubeFlicker FusionOcular Physiological PhenomenaPhotoreceptor Cells, VertebrateAdaptation, BiologicalRetinoidsRetinal DegenerationRetinitis PigmentosaFundus OculiCircadian RhythmLight Signal TransductionUrodelaColor Vision DefectsEtherRod OpsinsDigestive System DiseasesTime FactorsOpsinsColor PerceptionPsychophysiologyColor Perception TestsNepalElectrooculographycis-trans-IsomerasesVisual AcuityAmbystomaMacular DegenerationPupilBacteriorhodopsinsFovea CentralisContrast SensitivityPhotometryRetinal DiseasesBruch MembraneSleepKineticsPigment Epithelium of EyeFungiVisual PerceptionWork Schedule ToleranceVision DisordersPhotochemistryVisual FieldsVisual Field TestsEye ProteinsMutationSleep DeprivationPhotoperiodCatsElectrophysiology