@prefix cpm: . @prefix dc: . @prefix dcat: . @prefix dce: . @prefix dct: . @prefix dcterms: . @prefix grg: . @prefix iop: . @prefix ns0: . @prefix ns1: . @prefix owl: . @prefix pav: . @prefix prov: . @prefix puv: . @prefix qudt: . @prefix rdf: . @prefix rdfs: . @prefix reg: . @prefix sdo: . @prefix semapv: . @prefix skos: . @prefix sssom: . @prefix void: . @prefix xsd: . rdf:type sdo:DefinedTerm ; sdo:description "An instrument that emits light of unknown wavelength and measures how much of it reaches a receptor accurately located at fixed but unknown distance away from the transmitter. Deployed on a package of instruments or sensors as the second sensor of this type."@en ; sdo:inDefinedTermSet ; sdo:name "transmissometer (second sensor)"@en ; sdo:termCode "SDN:S04::S041155" .