PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • most barlows work well and do not noticeably affect the image quality other than making it darker or blurry and this comes with more/too much magnification no matter how you achieve it. in other words there is a limit to the magnifications possible according to conditions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stargazerslounge.com