About: light source 1

Premodifier: light
Head noun: source
Postmodifier: 1

Same concepts

Broader concepts

label	provenance	confidence
optical system	isap:388544875	0.793542

Narrower concepts

label	provenance	confidence
metal halide lamp	isap:302203776	0.719538
mercury lamp	isap:302203661	0.639514
halogen lamp	isap:302203644	0.628237
fluorescent lamp	isap:302203791	0.578234
lens 3	isap:311275957	0.441213