About: http://webisa.webdatacommons.org/27090653

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. 47 is an embodiment of the optical functional device of the present invention as a wavelength selective switch in a WDM communications system, and it fulfills the same function as the wavelength selective switch shown in FIG. 40.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com