レンズ
- a transparent optical device used to converge or diverge transmitted light and to form images
- biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focuses light on the retina
- (metaphor) a channel through which something can be seen or understood
- genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils