About: http://webisa.webdatacommons.org/376060305

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	This fourth embodiment is basically likewise to the second embodiment shown in FIG. 5, except that the three surfaces, that is, two sides and one end surface 340b are made of mirrors on which metal such as aluminium is vaporized.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com