PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The relay system can be done in a form of a single or multi-element projecting lens 411 or more complex relay system 4110 consisting of a pair of a single or multi-element projecting lenses 4111 and 4112, with space between them for additional optical components such as polarizers, attenuators, various kind of filters, beam splitters and other optical components as required for performance enhance
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com