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converging lens

American  

noun

Optics.
  1. a lens that converts parallel rays of light to convergent rays and produces a real image.


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For example, a powerful converging lens will focus parallel light rays closer to itself and will have a smaller focal length than a weak lens.

From Textbooks Aug. 12, 2015

That is, f is positive and do > f , so that we may expect an image similar to the case 1 real image formed by a converging lens.

From Textbooks Aug. 12, 2015

Figure 26.7 Correction of farsightedness uses a converging lens that compensates for the under convergence by the eye.

From Textbooks Aug. 12, 2015

A student wishes to predict the magnification of an image given the distance from the object to a converging lens with an unknown index of refraction.

From Textbooks Aug. 12, 2015

He has permitted a pencil of sun rays to pass through a converging lens upon a cell containing a fragment of an aquatic plant.

From Scientific American Supplement, No. 430, March 29, 1884 by Various

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