About: http://webisa.webdatacommons.org/202745534

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, any optical element, such as diffraction gratings, filters, bragg gratings, coupling horns as well as lenses can be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com