About: http://webisa.webdatacommons.org/12360168

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 the embodiment shown in FIGS. 3 and 4, the first and second thermal compensation members 304 and 306 are made from material having a high coefficient of thermal expansion such as high expansion glass or steel.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com