noun
a lens such that a parallel beam of light passing through it is caused to diverge or spread out
• Syn: ↑concave lens
• Hypernyms: ↑lens, ↑lense, ↑lens system
* * *
noun : a lens that causes divergence of rays and has a virtual focus for parallel rays — compare converging lens
* * *
Optics.
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. Also called negative lens. Cf. converging lens.
* * *
diverging lens noun
A concave or other lens that causes light rays to spread out
• • •
Main Entry: ↑diverge
Useful english dictionary. 2012.