@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

<https://concepts.sagepub.com/social-science/concept/optics_and_photonics>
  skos:narrower <https://concepts.sagepub.com/social-science/concept/refractometry>, <https://concepts.sagepub.com/social-science/concept/microscopy>, <https://concepts.sagepub.com/social-science/concept/fiber_optic_technology> ;
  skos:exactMatch <https://id.nlm.nih.gov/mesh/D055095.html> ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/physics>, <https://concepts.sagepub.com/social-science/concept/engineering> ;
  skos:prefLabel "optics and photonics"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/engineering>
  skos:prefLabel "engineering"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/optics_and_photonics> .

<https://concepts.sagepub.com/social-science/concept/physics>
  skos:prefLabel "physics"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/optics_and_photonics> .

<https://concepts.sagepub.com/social-science/concept/microscopy>
  skos:prefLabel "microscopy"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/optics_and_photonics> .

<https://concepts.sagepub.com/social-science/concept/fiber_optic_technology>
  skos:prefLabel "fiber optic technology"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/optics_and_photonics> .

<https://concepts.sagepub.com/social-science/concept/conceptgroup/concepts>
  a skos:Collection, isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member <https://concepts.sagepub.com/social-science/concept/optics_and_photonics> .

<https://concepts.sagepub.com/social-science/concept/refractometry>
  skos:prefLabel "refractometry"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/optics_and_photonics> .