lens noun

ADJ. strong, thick She wears glasses with very thick lenses. | coloured, tinted | contact | optical, spectacle | camera | fish-eye, long, long-focus, magnifying, telephoto, telescopic, wide-angle, zoom a long-lens shot of a rare bird The photograph was taken using a zoom lens.

LENS + NOUN cap I took the lens cap off my camera and waited for a good shot.

PREP. through a/the ~ Put your hand in front of your right lens and just look through your left lens.