Binocular detection of vertical and horizontal line segments.
D005246:Feedback; D005403:Fixation, Ocular; D005584:Fovea Centralis / Q000502:physiology; D006801:Humans; D008297:Male; D008954:Models, Biological; D009949:Orientation; D010775:Photic Stimulation; D011336:Probability; D013053:Spectrophotometry; D014796:Visual Perception