About: http://webisa.webdatacommons.org/93123199

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	FIG. 3 is a flow chart of a method for providing a minimum safe distance between the focus lens and a zoom lens.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com