About: http://webisa.webdatacommons.org/456483049

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	In other words, the arms will also screen off the light coming directly from the light source, so that additional components, especially diaphragms and similar structures will not be necessary.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com