About: http://webisa.webdatacommons.org/452501786

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 intent of this Field Guide is to explain the functions and configurations of various types of binoculars and scopes to the beginner as well as to the experienced user.
http://www.w3.org/ns/prov#wasQuotedFrom	spie.org