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"Lentes" is a form of "lentes", a plural noun which is often translated as "glasses". "Barba" is a form of "barba", a noun which is often translated as "beard". Learn more about the difference between "lentes" and "barba" below.
los lentes(
lehn
-
tehs
)A plural noun indicates that there is more than one person, place, thing, or idea.
1. (spectacles)
a. glasses
Se me rompieron los lentes mientras jugaba fútbol.I broke my glasses while I was playing football.
el lente, la lente
This means that the noun can be masculine or feminine, depending on the gender of the noun it refers to (e.g., el doctor, la doctora).
la barba(
bahr
-
bah
)A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).