About: http://webisa.webdatacommons.org/406678791

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 on/off time for the shutter may be less than 150 ms, such as less than 100 ms, preferably less than 50 ms, such as less than 25 ms.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk