flat lens


flat lens
плоский хрусталик

Англо-русский офтальмологический словарь. 2010.

Смотреть что такое "flat lens" в других словарях:

  • flat lens — a lens with equal curvature on both sides, as opposed to a meniscus lens …   Medical dictionary

  • 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 clock — A lens clock is a mechanical dial caliper that is used to measure dioptric power of a lens. It is a specialized version of a spherometer. A lens clock measures the curvature of a surface, but gives the result in diopters, assuming the lens is… …   Wikipedia

  • 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 (anatomy) — Crystalline lens (anatomy) Light from a single point of a distant object and light from a single point of a near object being brought to a focus by changing the curvature of the lens …   Wikipedia

  • Lens culinaris — valgomasis lęšis statusas T sritis augalininkystė apibrėžtis Vienametis, žemaūgis, žolinis pupinių (Fabaceae), seniau ankštinių (Leguminosae), šeimos augalas. Stiebai ploni, gležni, šakoti. Ankštys turi po tris lęšio arba skritulio pavidalo… …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • flat garden pea — valgomasis lęšis statusas T sritis augalininkystė apibrėžtis Vienametis, žemaūgis, žolinis pupinių (Fabaceae), seniau ankštinių (Leguminosae), šeimos augalas. Stiebai ploni, gležni, šakoti. Ankštys turi po tris lęšio arba skritulio pavidalo… …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • biconcave lens — a flat lens that has both surfaces concave; called also concavoconcave l …   Medical dictionary

  • biconvex lens — a flat lens that has both surfaces convex …   Medical dictionary

  • fresnel lens — [freɪ nɛl] noun Photography a flat lens made of a number of concentric rings, to reduce spherical aberration. Origin C19: named after the French physicist and civil engineer Augustin J. Fresnel …   English new terms dictionary

  • History of the single-lens reflex camera — The history of the single lens reflex camera predates the invention of photography in 1826/27 by one and a half centuries with the use of a reflex mirror in a camera obscura first described in 1676. Such SLR devices were popular as drawing aids… …   Wikipedia


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