Lens - Definition
lens
n 1: a transparent optical device used to converge or diverge
transmitted light and to form images [syn: lens, lense,
lens system]
2: genus of small erect or climbing herbs with pinnate leaves
and small inconspicuous white flowers and small flattened
pods: lentils [syn: Lens, genus Lens]
3: (metaphor) a channel through which something can be seen or
understood; "the writer is the lens through which history can
be seen"
4: biconvex transparent body situated behind the iris in the
eye; its role (along with the cornea) is to focuses light on
the retina [syn: lens, crystalline lens, lens of the
eye]
5: electronic equipment that uses a magnetic or electric field
in order to focus a beam of electrons [syn: lens, electron
lens]