diverging lens


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Noun1.diverging lens - a lens such that a parallel beam of light passing through it is caused to diverge or spread outdiverging lens - a lens such that a parallel beam of light passing through it is caused to diverge or spread out
lens, lens system, lense - a transparent optical device used to converge or diverge transmitted light and to form images
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3) The beam of laser light hits a diverging lens, which spreads the light out to capture the entire object.
The diverging lens placed in front of the focus point ;f the probing laser lengthens the focal point (causes convergence), while the lens placed behind the focal point shortens it (causes divergence).