About: optical power meter

Premodifier: optical power
Head noun: meter

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

Broader concepts

label	provenance	confidence
fiber optic test instrument	isap:366848194	0.664261
instrument	isap:260515394	0.425082
device	isap:157533436	0.422520

Narrower concepts

label	provenance	confidence