lens
//lɛnz//
Noun
lensSingular
lensesPlural
1
A curved piece of glass or other transparent material used to focus or disperse light rays, used in cameras, eyeglasses, telescopes, and other optical instruments.
The camera lens captures sharp images even in low light.
2
The transparent structure in the eye behind the iris that focuses light onto the retina.
The lens of the eye changes shape to focus on objects at different distances.
3
A way of seeing or understanding something; a perspective or viewpoint.
We need to look at this issue through a different lens.