About: http://webisa.webdatacommons.org/126492479

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	However, one of the problems is slow access time compared with that of magnetic disks, because in the former dual mechanical actuators such as a galvanomirror or voice coils are used.
http://www.w3.org/ns/prov#wasQuotedFrom	opticsinfobase.org