About: http://webisa.webdatacommons.org/409248714

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	This creates a non-protruding lens surface, which avoids pressure necrosis when the emitter with a lens in accordance with the present invention is used is a sensor.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es