About: http://webisa.webdatacommons.org/83778739

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Also, the present invention is not limited to the optical elements such as lens, mirror, grating or prism, but is naturally applicable to other molded articles of glass or plastics.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com