About: http://webisa.webdatacommons.org/35517852

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	Its input port (20) preferably is connected to a light source such as a laser (e.g., diode, He???Ne, etc.) via a fiber optic or by direct end coupling, or similar device.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com