About: http://webisa.webdatacommons.org/184162500

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	A filter or other optical element can be attached to this holder 50 which is integral with the table region of the front face of the lens 48.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com