About: http://webisa.webdatacommons.org/194555293

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	However, when the two prisms are used in combination, the additive effect is such as to greatly improve the quality of the projected image.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es