About: http://webisa.webdatacommons.org/289940527

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	It was a lens that is angled so that you can create a band of focus through the center of the object with the front and back of the object out of focus at the same time.here is a couple more pics...
http://www.w3.org/ns/prov#wasQuotedFrom	decware.com