About: http://webisa.webdatacommons.org/126274019

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	FIG. 1 is a schematic cross section of a magneto-optical disk produced in Embodiment A1, and shows how the disk is irradiated with two reproducing light beams having different wavelengths ??1 and ??2.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com