About: http://webisa.webdatacommons.org/233173400

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	The central portion, on which the metal such as Cr (chromium) is not vapor-deposited, is a circular light-transmitting section 56.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr