About: http://webisa.webdatacommons.org/238945112

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. 3a is a side view of a wavelength division demultiplexing device having a plano-convex crystalline collimating/focusing lens and a reflective diffraction grating in accordance with the present invention.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com