About: http://webisa.webdatacommons.org/8002330

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 optical waveguide of the present invention has a depth ranging from about 5 ??m to about 40 ??m, in particular from 5 ??m to 20 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com