objective lens vs lense

objective lens and lense both are nouns.

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

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

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

Other hypernyms of objective lens include lens, lens system.

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