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1 концентрическая контактная линза
концентрическая контактная линза
Линза, имеющая зоны различной рефракции, центры которых располагаются либо в геометрическом центре, либо вблизи него.
[ ГОСТ 28956-91]Тематики
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Русско-английский словарь нормативно-технической терминологии > концентрическая контактная линза
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2 концентрическая контактная линза
концентрическая контактная линза
Линза, имеющая зоны различной рефракции, центры которых располагаются либо в геометрическом центре, либо вблизи него.
[ ГОСТ 28956-91]Тематики
Обобщающие термины
EN
FR
Русско-французский словарь нормативно-технической терминологии > концентрическая контактная линза
См. также в других словарях:
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
Fresnel lens — Optics. a large lens with a surface of concentric grooves of prismatic profile, used in automobile headlights, searchlights, spotlights, etc. [1840 50; see FRESNEL] * * * Series of concentric rings, each consisting of a thin part of a simple lens … Universalium
Fresnel lens — noun lens composed of a number of small lenses arranged to make a lightweight lens of large diameter and short focal length • Hypernyms: ↑lens, ↑lense, ↑lens system • Part Holonyms: ↑headlight, ↑headlamp, ↑searchlight * * * … Useful english dictionary
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Fresnel lens — A Fresnel lens (pronounced [ frɛz.nəl] or [freɪ nɛl] ) is a type of lens invented by French physicist Augustin Jean Fresnel. Originally developed for lighthouses, the design enables the construction of lenses of large aperture and short focal… … Wikipedia
fresnel lens — F/A/V a flat glass or acrylic lens in which the curvature of a normal lens surface has been collapsed in such a way that concentric circles are impressed on the lens surface; often used for the condenser lens in overhead projectors, in rear… … Audio and video glossary
Fresnel lens — noun Etymology: Augustin J. Fresnel Date: 1865 a lens that has a surface consisting of a concentric series of simple lens sections so that a thin lens with a short focal length and large diameter is possible and that is used especially for… … New Collegiate Dictionary
Fresnel lens — n. [after FRESNEL Augustin Jean] a thin optical lens of many concentric rings, having the properties of a much thicker and heavier lens: used in cameras, lighthouse beacons, etc … English World dictionary
echelon lens — echelon lens, a compound lens consisting of a series of concentric annular lenses arranged around a central lens … Useful english dictionary