title: Signal-transfer funcions in threshold and suprathreshold vision.
mesh_terms: D000221:Adaptation, Ocular; D000328:Adult; D005260:Female; D005556:Form Perception; D006801:Humans; D008027:Light; D012160:Retina / Q000502:physiology; D014785:Vision, Ocular; D014792:Visual Acuity; D014796:Visual Perception