lens vs object glass

object glass vs lens

lens and object glass both are nouns.

Word	Noun	Adjective	Verb	Adverb
lens	Yes	No	No	No
object glass	Yes	No	No	No

As nouns, object glass is a hyponym of lens; that is, object glass 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
object glass: the lens or system of lenses in a telescope or microscope that is nearest the object being viewed

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, Fresnel lens, intraocular lens, meniscus, eyeglass, monocle, object lens, objective, objective lens.

lens (noun)	object glass (noun)
a transparent optical device used to converge or diverge transmitted light and to form images	the lens or system of lenses in a telescope or microscope that is nearest the object being viewed
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 object glass

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