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