🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiSvenskaTürkçeРусскийالعربية한국어中文日本語EntityQ884408· pop 23· linked from 37 articlesblink comparatorAstronomical instrument used to measure movements or variations in the brightness of celestial objectsWikidata factsImageLowell blink comparator.jpgSources (2)wikidata.orgscienceblogs.devia Wikidata · CC0Available in 22 languagesEspañolFrançaisDeutsch中文日本語РусскийItalianoالعربيةBasqueCatalanConnectionsSolar SystemEntityPlutoEntityCategories1904 in scienceAstronomical imagingObservational astronomyOptical devicesProducts introduced in 1904Zeiss (company)