Fresnel lens vs lense

Fresnel lens and lense both are nouns.

Word	Noun	Adjective	Verb	Adverb
Fresnel lens	Yes	No	No	No
lense	Yes	No	No	No

As nouns, lense is a hypernym of Fresnel lens; that is, lense is a word with a broader meaning than Fresnel lens:

Fresnel lens: lens composed of a number of small lenses arranged to make a lightweight lens of large diameter and short focal length
lense: a transparent optical device used to converge or diverge transmitted light and to form images

Other hypernyms of Fresnel lens include lens, lens system.

Fresnel lens (noun)	lense (noun)
lens composed of a number of small lenses arranged to make a lightweight lens of large diameter and short focal length	a transparent optical device used to converge or diverge transmitted light and to form images