- aplanatic lens
- a lens for correction of spherical aberration and coma.
Medical dictionary. 2011.
aplanatic lens
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aplanatic lens — aplanatinis objektyvas statusas T sritis fizika atitikmenys: angl. aplanat; aplanatic lens; aplanatic objective vok. Aplanat, m; aplanatisches Objektiv, n rus. апланат, m; апланатический объектив, m; объектив апланат, m pranc. aplanat, m;… … Fizikos terminų žodynas
aplanatic — Pertaining to aplanatism, or to an a. lens. * * * ap·la·nat·ic .ap lə nat ik, .ā plə adj free from or corrected for spherical aberration <an aplanatic lens> ap·la·nat·i·cal·ly i k(ə )lē adv … Medical dictionary
aplanatic objective — aplanatinis objektyvas statusas T sritis fizika atitikmenys: angl. aplanat; aplanatic lens; aplanatic objective vok. Aplanat, m; aplanatisches Objektiv, n rus. апланат, m; апланатический объектив, m; объектив апланат, m pranc. aplanat, m;… … Fizikos terminų žodynas
aplanatic — adjective Etymology: a + Greek planasthai to wander more at planet Date: 1794 free from or corrected for spherical aberration < an aplanatic lens > … New Collegiate Dictionary
Aplanatic — Ap la*nat ic, a. [Gr. a priv. + ? disposed to wander, wandering, ? to wander.] (Opt.) Having two or more parts of different curvatures, so combined as to remove spherical aberration; said of a lens. [1913 Webster] {Aplanatic focus} of a lens (Opt … The Collaborative International Dictionary of English
Aplanatic focus — Aplanatic Ap la*nat ic, a. [Gr. a priv. + ? disposed to wander, wandering, ? to wander.] (Opt.) Having two or more parts of different curvatures, so combined as to remove spherical aberration; said of a lens. [1913 Webster] {Aplanatic focus} of a … The Collaborative International Dictionary of English
aplanatic — [ap΄lə nat′ik] adj. [< Gr aplanētos, unerring < a , not + planan: see PLANET] Optics corrected for spherical aberration and coma: said of a lens … English World dictionary
Aplanatic focus — Focus Fo cus (f[=o] k[u^]s), n.; pl. E. {Focuses} (f[=o] k[u^]s*[e^]z), L. {Foci} (f[=o] s[imac]). [L. focus hearth, fireplace; perh. akin to E. bake. Cf. {Curfew}, {Fuel}, {Fusil} the firearm.] 1. (Opt.) A point in which the rays of light meet,… … The Collaborative International Dictionary of English
Aplanatic telescope — Telescope Tel e*scope, n. [Gr. ? viewing afar, farseeing; ? far, far off + ? a watcher, akin to ? to view: cf. F. t[ e]lescope. See {Telegraph}, and { scope}.] An optical instrument used in viewing distant objects, as the heavenly bodies. [1913… … 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
