About: http://webisa.webdatacommons.org/76317554

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	An example of the optical element is shown in FIG. 3, wherein numeral 3 denotes a 1/4 wavelength plate (retardation film).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com