title: Cover illustration: The original slit beam.
authors.affiliation: UC Davis Department of Ophthalmology, Sacramento, California, USA. irschwab@ucdavis.edu
authors.forename: I R
authors.initials: IR
authors.lastname: Schwab
mesh_terms: D000818:Animals; D008116:Lizards / Q000502:physiology*; D020419:Photoreceptor Cells, Vertebrate / Q000502:physiology; D011680:Pupil / Q000502:physiology*; D012168:Retinal Pigments / Q000502:physiology; D014785:Vision, Ocular / Q000502:physiology
chemical_list: D012168:Retinal Pigments