- diverging lens
-
* * *
concave l.
Medical dictionary. 2011.
diverging lens
Look at other dictionaries:
diverging lens — 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… … Useful english dictionary
diverging lens — sklaidomasis lęšis statusas T sritis fizika atitikmenys: angl. dispersion lens; diverging lens vok. Streuungslinse, f; Zerstreuungslinse, f rus. рассеивающая линза, f pranc. lentille divergente, f … Fizikos terminų žodynas
diverging 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. * * * … Universalium
Lens (optics) — For other uses, see Lens. A lens. Lenses can be used to focus light. A lens is an optical device with perfect or approximate axial symmetry which tra … Wikipedia
lens system — noun a transparent optical device used to converge or diverge transmitted light and to form images • Syn: ↑lens, ↑lense • Hypernyms: ↑optical device • Hyponyms: ↑anastigmat, ↑anastigmatic lens, ↑ … Useful english dictionary
Lens — (l[e^]nz), n.; pl. {Lenses} ( [e^]z). [L. lens a lentil. So named from the resemblance in shape of a double convex lens to the seed of a lentil. Cf. {Lentil}.] (Opt.) A piece of glass, or other transparent substance, ground with two opposite… … The Collaborative International Dictionary of English
Lens — The transparent structure inside the eye that focuses light rays onto the retina (the nerve layer that lines the back of the eye, senses light and creates impulses that go through the optic nerve to the brain). The lens was named after the lentil … Medical dictionary
lens — lensless, adj. lenslike, adj. /lenz/, n., pl. lenses, v. n. 1. a piece of transparent substance, usually glass, having two opposite surfaces either both curved or one curved and one plane, used in an optical device in changing the convergence of… … Universalium
Diverging meniscus — Meniscus Me*nis cus, n.; pl. L. {Menisci} ( s[=i]), E. {Meniscuses}. [NL., from Gr. mhni skos, dim. of mh nh the moon.] 1. A crescent. [1913 Webster] 2. (Opt.) A lens convex on one side and concave on the other. [1913 Webster] 3. (Anat.) An… … The Collaborative International Dictionary of English
lens — I (New American Roget s College Thesaurus) n. refractor, eyeglass, magnifying glass, reading glass. See optical instruments. II (Roget s IV) n. Syn. optical instrument, microscope, camera, eyeglass, spectacles, eyepiece. Types of lenses include:… … English dictionary for students
