About: lens group

Premodifier: lens
Head noun: group

Same concepts

Broader concepts

label	provenance	confidence
lens group	isap:375007556	0.753662
first lens group	isap:375008944	0.706876
positive refractive power	isap:375665882	0.536992
optical system	isap:154287899	0.474016
lens	isap:194349157	0.434868

Narrower concepts

label	provenance	confidence
second lens group	isap:375007566	0.791524
second lens	isap:90967328	0.778684
first lens group	isap:375007595	0.771269
lens group	isap:375007556	0.753662
front lens group	isap:375008276	0.707845
third lens	isap:90967341	0.696004
fourth lens group	isap:375009436	0.671801
negative refractive power	isap:365245949	0.655578
first lens	isap:90967322	0.618453
group	isap:375008316	0.421421
lens	isap:90967320	0.401047