About: http://webisa.webdatacommons.org/312942913

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 optical pickup 90 incorporates therein a laser diode serving as a light source, a plurality of optical devices such as a beam splitter or a collimator lens, a photodiode, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com