About: http://webisa.webdatacommons.org/133212403

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	Consequently, in preferred embodiments, shaping or narrowing the emission profile of light sources with optical filters or other approaches is not required as they are already sufficiently narrow.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca