Free scanning of gratings produces patterned retinal exposure.
D000221:Adaptation, Ocular; D005133:Eye Movements; D005403:Fixation, Ocular; D005556:Form Perception / Q000502:physiology*; D006801:Humans; D008297:Male; D010364:Pattern Recognition, Visual / Q000502:physiology*; D012160:Retina / Q000502:physiology; D013997:Time Factors