About: http://webisa.webdatacommons.org/41874064

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. 3, the converging lens 22 is a plano-convex lens defined by a flat bottom surface that faces the photodiode 11 and a top surface that curves outwards.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com