lente acromática

lente acromática

Lens (or combination of lenses) that brings different wavelenghts within a ray of light to a single focus, thus overcoming chromatic aberration. It was first successfully made by Joseph von Fraunhofer.

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Parte del discorso: sostantivo
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Settore/Dominio: Astronomia
Categoria: Astronomia (generale)
Company: Caltech
Prodotto:
Acronimo - Abbreviazione:

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acromática

Arti e mestieri; Belle arti

Negro, blanco y los grises. Obra que se ejecuta sin color.

lente

Fotografia; Fotografia professionale

elemento óptico hecho de vidrio o de plástico capaz de concentrar luz. Un lente puede ser construido con elementos individuales o múltiples.

Sistema de Procesado de imágenes astronómicas

Astronomia; Astronomia (generale)

Developed by the National Radio Astronomy Observatory.

órbita

Astronomia; Astronomia (generale)

The path of one object about another (used here for an object orbiting the sun).

meteoros

Astronomia; Astronomia (generale)

Small rocky and/or icy particles that are swept up by the earth in its orbit about the sun. Also called "shooting stars", they travel across the sky in a very short time, from ...

equinoccio

Astronomia; Astronomia (generale)

Either of the two points (vernal, autumnal) on the celestial sphere where the ecliptic (which is the apparent path of the sun on the sky) intersects the celestial equator. Due to ...

cometa

Astronomia; Astronomia (generale)

A celestial body orbiting the sun (though some may be ejected from the solar system by planetary perturbations) that displays (at least during a portion of its orbit) some ...

cenit

Astronomia; Astronomia (generale)

The point directly overhead in the sky.

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Francisca Bittner

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Settore/Dominio: Eventi Categoria: Calamità naturali

Chernobyl

Desastre ocurrido en la central eléctrica de Chernobyl en 1986, donde uno de los cuatro reactores nucleares de la planta explotó, resultando al menos ...