About: http://webisa.webdatacommons.org/188354570

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	However, the present invention is not limited to this, and the light-shielding plate 16 may have opening portions other than circular opening portions, e.g., square or sectorial opening portions.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com