About: http://webisa.webdatacommons.org/377395743

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	Not only a point source such as a laser but also a so-called white light source, for example, a mercury or xenon lamp or halogen lamp, can be employed in this optical system.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es