Home›Angle measuring instruments›八分儀🌐中文EnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTürkçeРусскийالعربيةفارسی中文日本語EntityQ427293· pop 28· linked from 197 articles八分儀Also known as reflecting quadrantmeasuring instrument used primarily in navigation; type of reflecting instrumentWikidata factsImageOktant.jpgShow 2 more factsCommons categoryOctantsstart time1731-00-00Sources (2)wikidata.orgdocs.openalex.orgvia Wikidata · CC0Available in 27 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةBasqueCatalanConnectionscircular sectorEntityastronomy in medieval IslamEntityCategoriesAngle measuring instrumentsAstronomical instrumentsCelestial navigationNavigational equipment