lens vs Fresnel lens

Fresnel lens vs lens

lens and Fresnel lens both are nouns.

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

As nouns, Fresnel lens is a hyponym of lens; that is, Fresnel lens is a word with a more specific, narrower meaning than lens:

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

Other hyponyms of lens include anastigmat, anastigmatic lens, camera lens, optical lens, compound lens, condenser, optical condenser, contact, contact lens, converging lens, convex lens, crown lens, concave lens, diverging lens, eyepiece, ocular, field lens, intraocular lens, meniscus, eyeglass, monocle, object glass, object lens, objective, objective lens.

lens (noun)	Fresnel lens (noun)
a transparent optical device used to converge or diverge transmitted light and to form images	lens composed of a number of small lenses arranged to make a lightweight lens of large diameter and short focal length
electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons
biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focus light on the retina
(metaphor) a channel through which something can be seen or understood

Difference between lens and Fresnel lens

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