About: http://webisa.webdatacommons.org/313937822

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	In yet another embodiment, the optical device 901, such as a prism or mirror, is suspended below the plate 905 in the central obscuration 910 by a ???spider??? 902 as shown in FIG. 9.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com