lense vs lens system

lense and lens system both are nouns.

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

As nouns, lense and lens system are synonyms defined as:

lense and lens system: a transparent optical device used to converge or diverge transmitted light and to form images

Other synonyms of lense include lens.

lense (noun)	lens system (noun)
a transparent optical device used to converge or diverge transmitted light and to form images	a transparent optical device used to converge or diverge transmitted light and to form images