PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The utilization of a short fiber tip of a hard, moderately transparent glass or crystal, such as OH- free quartz (SiO2) glass or sapphire, coupled to a body of fluoride glass fiber provides a compound optical element capable of delivering laser energies from 2 microns up to 3.3 microns at sufficient energy levels to fragment ocular tissue.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com