title: DIFFRACTION.
mesh_terms: D005123:Eye; D006664:History; D049711:History, Modern 1601-; D006801:Humans; D055095:Optics and Photonics; D012029:Refraction, Ocular; D014785:Vision, Ocular
keywords: HISTORY; HISTORY OF MEDICINE, MODERN; OPTICS; REFRACTION, OCULAR