PropertyValue
nif:beginIndex
  • 0 (xsd:integer)
nif:broaderContext
nif:endIndex
  • 233 (xsd:integer)
nif:isString
  • In contrast, the Proclear Multifocal ‘N’ (MFN) lens is structured oppositely with a central ring that consists of the maximum addition power and a progressive power decrease to the distance correction within the transition zone [17].
rdf:type