MyopiaMyopia, DegenerativeRefraction, OcularEyeglassesHyperopiaRefractive ErrorsSensory DeprivationEyeAccommodation, OcularScleraAxial Length, EyeTupaiidaeRetinoscopyEmmetropiaBiometryTupaiaAstigmatismLasers, ExcimerPhotorefractive KeratectomyVisual AcuityKeratomileusis, Laser In SituContact LensesLensesKeratotomy, RadialCorneal TopographyCorneaOrthokeratologic ProceduresVitreous BodySingaporeAnterior ChamberAsian Continental Ancestry GroupKeratectomy, Subepithelial, Laser-AssistedRefractive Surgical ProceduresMydriaticsAnisometropia