Infant visual acuity is underestimated because near threshold gratings are not preferentially fixated.
D005403:Fixation, Ocular; D005556:Form Perception / Q000502:physiology*; D006801:Humans; D007223:Infant; D010364:Pattern Recognition, Visual / Q000502:physiology*; D011287:Prejudice; D012684:Sensory Thresholds; D014792:Visual Acuity