About: http://webisa.webdatacommons.org/33832471

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	Even with a chirped blazed grating, a lens, mirror or other appropriate focusing element can be used to further enhance the focusing.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com