About: light barrier

Premodifier: light
Head noun: barrier

Same concepts
http://dbpedia.org/resource/Light_barrier

Broader concepts

label	provenance	confidence
optoelectronic sensor	isap:266649208	0.451028
sensor	isap:266649206	0.396538
means	isap:36696161	0.381875

Narrower concepts

label	provenance	confidence
glass	isap:229664448	0.339838