title: First known lenses originating in Egypt about 4600 years ago.
authors: School of Optometry, University of California at Berkeley, 94720-2020, USA.
authors: J M
authors: JM
authors: Enoch
mesh_terms: D000076144:Egypt, Ancient; D049690:History, Ancient; D007909:Lenses / Q000266:history*; D008512:Medicine in the Arts; D012613:Sculpture