lens

noun
B2+
1
B2+
a curved piece of glass or plastic that makes things look larger, smaller or clearer when you look through it
عدسی, لنز
2
B2
a piece of equipment that is part of a camera, containing one or more lenses
لنز, عدسی
a camera with an adjustable lens
a view of Mount Kilimanjaro as seen through Eddie's camera lens
a lens cap/cover
a long-lens shot of a rare bird
see also fisheye, telephoto lens, wide-angle lens, zoom lens
3
B2+
a contact lens(= a small round piece of thin plastic that you put on your eye to help you see better)
لنز, لنز چشمی, لنز تماسی
Have you got your lenses in?
4
the clear part of the eye, behind the pupil, that focuses light so that you can see clearly
عدسی