converging lens

noun

, Optics.

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

Example Sentences

Intercepting the luminous portion of his spectrum he brought, by a converging lens, the ultra-red rays to a focus, but by this condensation he obtained no light.

From Project Gutenberg

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 Project Gutenberg