About: http://webisa.webdatacommons.org/370882205

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	where a=core radius, .lambda. is the wavelength, n.sub.1 and n.sub.2 are the core and cladding indices of refraction, respectively, and 2.405 is a constant whose value is the 0.sup.th order Bessel function at the first root.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com