Color Vision DefectsColor VisionColor Perception TestsColor PerceptionColorRetinal Cone Photoreceptor CellsRetinal PigmentsVision, OcularOpsinsRod OpsinsVision DisordersVision, LowVision TestsCone OpsinsCebidaeContrast SensitivityVisual AcuityLightingMicrospectrophotometryUltrasonography, Doppler, ColorVision, BinocularElectroretinographyPhotic StimulationSensory ThresholdsHair ColorPigmentationPsychophysicsVisual FieldsParrotsAdaptation, OcularLightButterfliesRetinaDiscrimination (Psychology)PaintFlicker FusionPrimatesEye ColorPhotophobiaPhotoreceptor Cells, VertebrateOptic NeuritisVision, MonocularRetinal Rod Photoreceptor CellsNight VisionPhotoreceptor CellsVisual PerceptionVisual PathwaysPhotoreceptor Cells, InvertebrateDark AdaptationX ChromosomeElasmobranchiiCercopithecidaePattern Recognition, VisualFovea CentralisPitheciidaeSpectrophotometryRetinal DiseasesAlouattaFundus OculiFeathersPrintingBlindnessEvoked Potentials, VisualSaguinusCebusSkin Diseases, GeneticAphakiaCichlidsBiological EvolutionVisual CortexStyreneTime FactorsMacula LuteaForm PerceptionNight BlindnessFluorescein AngiographyEchocardiography, Doppler, ColorMotion PerceptionEyeRetinitis PigmentosaPseudophakiaElectrooculographyOptic Atrophy, Hereditary, LeberVision ScreeningMacular DegenerationAdaptation, PhysiologicalPhotographyDiabetic RetinopathyCallithrixBeesRetinal DegenerationOptics and PhotonicsVisually Impaired PersonsSpectrum AnalysisCercopithecusPasseriformesLizardsEye ProteinsPhotometryMyopia