sočivo

1. lentil; lentils
   Za ručak imamo čorbu od sočiva. — We're having lentil soup for lunch.
   Crveno sočivo se brzo skuva. — Red lentils cook quickly.
2. lens
   Nosim kontaktna sočiva umesto naočara. — I wear contact lenses instead of glasses.
   Sočivo na fotoaparatu je ogrebano. — The camera lens is scratched.

In the sense of lentils it is usually used in the singular as a mass noun.