About: http://webisa.webdatacommons.org/208989352

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	They are all electronic with no actual mechanical linkage to the camera other than sending a signal to a microprocessor telling the camera to change shutter speed, aperture or focus.
http://www.w3.org/ns/prov#wasQuotedFrom	dpreview.com