About: http://webisa.webdatacommons.org/393766375

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	As shown in FIG. 2B, the corner cube reflector recursively reflects an incident light because its conical angle is 90???. [0042] The following is a description on the optical unit 102.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au