About: http://webisa.webdatacommons.org/305236322

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	The device of claim 56, wherein the fourth reflector is disposed in a recess formed in the third prism, the fourth reflector being of such length so as not to block optical signals transmitted through the body of transparent material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com