light barrier

German / Deutsch

Lichtschranke

American English / American English

Light barrier

French / Français

Dispositif photoélectrique

Polish / Polski

Zapory świetlne

Italian / Italiano

Fotocellula

Chinese / 中國

光栅

Spanish / Español

Barrera fotoeléctrica

Turkish / Türk

Işık bariyeri

Russian / Pусский

световой затвор