About: http://webisa.webdatacommons.org/4477219

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	a housing having a bottom surface, the bottom surface including a transparent portion defining an optical window;
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk