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

<http://www.irandoc.acir/onto/irandoc/insp0007930>
  skos:prefLabel "Photorefractive materials"@en, "مواد نورانکساری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0008897>
  skos:prefLabel "عدسی"@fa, "Lens"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0005035>
  skos:prefLabel "Optical element"@en, "عنصر نوری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0007916>
  skos:prefLabel "Millimetre wave materials"@en, "مواد موج میلمتری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0005034>
  skos:prefLabel "Optical windows"@en, "پنجره نوری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0003558>
  skos:prefLabel "Glass"@en, "شیشه"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0004878>
  skos:prefLabel "Gradient index optics"@en, "نورشناسی شاخص شیب"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0007915>
  skos:prefLabel "Microwave materials"@en, "مواد ریزموجی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0008086>
  skos:prefLabel "Materials"@en, "مواد"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0007933>
  skos:prefLabel "Phase change materials"@en, "مواد تغییر فاز"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0009154>
  skos:prefLabel "Invisibility cloak"@en, "پوشش نامرئی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0006457>
  skos:prefLabel "Mirrors"@en, "آیینه"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0005009>
  skos:prefLabel "Optical limiter"@en, "محدودکننده نوری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0004544>
  skos:prefLabel "Photonic crystal"@en, "بلور فوتونیکی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0003555>
  skos:prefLabel "Optical glass"@en, "شیشه اپتیکی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0007931>
  skos:altLabel "light sensitive materials"@en, "مواد حساس به نور"@fa ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0004747>, <http://www.irandoc.acir/onto/irandoc/insp0005035>, <http://www.irandoc.acir/onto/irandoc/insp0007916>, <http://www.irandoc.acir/onto/irandoc/insp0006465>, <http://www.irandoc.acir/onto/irandoc/insp0008897>, <http://www.irandoc.acir/onto/irandoc/insp0007933>, <http://www.irandoc.acir/onto/irandoc/insp0004918>, <http://www.irandoc.acir/onto/irandoc/insp0009154>, <http://www.irandoc.acir/onto/irandoc/insp0006457>, <http://www.irandoc.acir/onto/irandoc/insp0005034>, <http://www.irandoc.acir/onto/irandoc/insp0004999>, <http://www.irandoc.acir/onto/irandoc/insp0004878>, <http://www.irandoc.acir/onto/irandoc/insp0005009>, <http://www.irandoc.acir/onto/irandoc/insp0003558>, <http://www.irandoc.acir/onto/irandoc/insp0007785>, <http://www.irandoc.acir/onto/irandoc/insp0004544>, <http://www.irandoc.acir/onto/irandoc/insp0007915> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0007930>, <http://www.irandoc.acir/onto/irandoc/insp0003555>, <http://www.irandoc.acir/onto/irandoc/insp0004794> ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0008086> ;
  skos:prefLabel "Optical materials"@en, "مواد نوری"@fa .

<http://www.irandoc.acir/onto/irandoc/insp0004918>
  skos:prefLabel "Optics"@en, "نورشناسی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0004999>
  skos:prefLabel "Optical film"@en, "فیلم نوری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0006465>
  skos:prefLabel "Quartz"@en, "کوارتز"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0007785>
  skos:prefLabel "Organic-inorganic hybrid materials"@en, "مواد هیبرید آلی-معدنی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0004794>
  skos:prefLabel "Optical polymer"@en, "بسپار اپتیکالی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0007931> .

<http://www.irandoc.acir/onto/irandoc/insp0004747>
  skos:prefLabel "Dyes"@en, "رنگینه"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007931> .