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diverging lens

American  

noun

Optics.
  1. a lens that causes a beam of parallel rays to diverge after refraction, as from a virtual image; a lens that has a negative focal length.


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The diverging lens produces an image closer to the eye than the object, so that the nearsighted person can see it clearly.

From Textbooks Aug. 12, 2015

This is a case 3 image, formed for any object by a negative focal length or diverging lens.

From Textbooks Aug. 12, 2015

The diverging lens partially corrects this, although it is usually not possible to do so completely.

From Textbooks Aug. 12, 2015

For a converging lens, the focal point is the point at which converging light rays cross; for a diverging lens, the focal point is the point from which diverging light rays appear to originate.

From Textbooks Aug. 12, 2015

Toward this aperture there may be moved either a converging lens of five dioptries or a diverging lens of the same diameter, but of six dioptries.

From Scientific American Supplement, No. 620, November 19,1887 by Various

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