[Stiles-Crawford effect and fixation].
D005403:Fixation, Ocular; D006801:Humans; D008266:Macula Lutea; D009666:Nose; D010786:Photoreceptor Cells / Q000502:physiology*; D011680:Pupil; D013285:Strabismus / Q000503:physiopathology*; D013701:Temporal Bone; D014796:Visual Perception
Effet Stiles-Crawford, et fixation.