About: http://webisa.webdatacommons.org/23245746

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 opposite illumination and the four surrounding LEDs may in practice be any kind of illumination, LED, group of LEDs, lasers, lamps including flash lamps, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com