About: http://webisa.webdatacommons.org/390872502

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	Means such as a track and an adjusting screw 16, may be provided for moving the exposure opening section 13 with respect to the camera body 11 for focusing the camera all as is well known in the camera art.
http://www.w3.org/ns/prov#wasQuotedFrom	google.de