About: http://webisa.webdatacommons.org/410231997

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	An overcoat layer comprising, e.g., MgF or silica or silica or other material, may be formed on the second wire grid 538.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk