Lichtschranke
beam interruption detector
broken beam detector
electric eye
light barrier
light beam curtain
light beam
light curtain guard
light curtain
light screen
light switch
optical barrier
optical coupler
optoelectronic machine guard
photoelectric barrier
photoelectric beam detector
photoelectric beam
photoelectric detector
photoelectric eye
photoelectric guard
photoelectric sensor
reflective sensor
retro-reflective sensor
Dostopnost
Dostopnost