@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/insp0004929>
  skos:prefLabel "Birefringence"@en, "دوشکستی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0002967> .

<http://www.irandoc.acir/onto/irandoc/insp0002968>
  skos:prefLabel "Electromagnetic wave refraction"@en, "شکست موج الکترومغناطیسی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0002967> .

<http://www.irandoc.acir/onto/irandoc/insp0004872>
  skos:prefLabel "Atmospheric optics"@en, "نورشناسی جو"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0002967> .

<http://www.irandoc.acir/onto/irandoc/insp0002967>
  skos:altLabel "شکست اپتیکی"@fa, "optical refraction"@en ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003227>, <http://www.irandoc.acir/onto/irandoc/insp0004872>, <http://www.irandoc.acir/onto/irandoc/insp0004937>, <http://www.irandoc.acir/onto/irandoc/insp0004929> ;
  skos:prefLabel "شکست نور"@fa, "Light refraction"@en ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0002968> .

<http://www.irandoc.acir/onto/irandoc/insp0003227>
  skos:prefLabel "Light"@en, "نور"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0002967> .

<http://www.irandoc.acir/onto/irandoc/insp0004937>
  skos:prefLabel "Dichroism"@en, "دوفامی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0002967> .