CZJ may refer to:
Carl Zeiss (German pronunciation: [ˌkaʁl ˈtsaɪs]) is a German manufacturer of optical systems, industrial measurements and medical devices, founded in Jena, Germany in 1846 by optician Carl Zeiss.
The Tessar is a famous photographic lens design conceived by the German physicist Paul Rudolph in 1902 while he worked at the Zeiss optical company and patented by Zeiss in Germany; the lens type is usually known as the Zeiss Tessar.
The double Gauss lens is a compound lens used mostly in camera lenses that reduces optical aberrations over a large focal plane.
Swan River Airport, (IATA: ZJN, ICAO: CZJN), is located adjacent to Swan River, Manitoba, Canada.
Jenpeg Airport, (IATA: ZJG, ICAO: CZJG), is located 1.6 nautical miles (3.0 km; 1.8 mi) southwest of Jenpeg, Manitoba, Canada.
The Czech Republic (/ˈtʃɛk rᵻˈpʌblɪk/ CHEK-rə-PUB-lik; Czech: Česká republika, Czech pronunciation: [ˈt͡ʃɛskaː ˈrɛpuˌblɪka]), also known by the short name Czechia (/ˈtʃɛkiə/, CHEK-ee-ə; Czech: Česko, pronounced [ˈt͡ʃɛsko]), is a nation state in Central Europe bordered by Germany to the west, Austria to the south, Slovakia to the east and Poland to the northeast.
Czechoslovakia or Czecho-Slovakia /ˌtʃɛkoʊsloʊˈvækiə, -kə-, -slə-, -ˈvɑː-/ (Czech and Slovak: Československo, Česko-Slovensko) was a sovereign state in Central Europe that existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until its peaceful dissolution into the Czech Republic and Slovakia on 1 January 1993.
Czech (/ˈtʃɛk/; čeština Czech pronunciation: [ˈt͡ʃɛʃcɪna]), historically also Bohemian (/boʊˈhiːmiən, bə-/; lingua Bohemica in Latin), is a West Slavic language of the Czech–Slovak group, that is strongly influenced by Latin and German.
Cajuns (/ˈkeɪdʒən/; French: les Cadiens or Les Cadiens or les Acadiens, [le kadʒɛ̃, lez‿akadʒɛ̃]) are an ethnic group mainly living in the U.S.