aperture

diafragma, abertura

Abertura de una cámara u otro instrumento que regula cuánta luz entra.

En inglés sencillo: An opening in a camera or other instrument that controls how much light enters.

• Open the aperture to let in more light.
• A narrow aperture keeps more of the scene sharp.
• The camera adjusts its aperture automatically.

Expresiones frecuentes: camera aperture, wide aperture

apertura, diámetro de apertura

Anchura de una abertura por donde entra luz o de la lente principal de un telescopio.

En inglés sencillo: The width of a light opening or a telescope’s main lens.

• This telescope has a large aperture.
• The aperture measures ten centimetres across.
• A greater aperture allows us to see fainter stars.

Expresiones frecuentes: large aperture, telescope aperture

abertura, orificio

Hueco pequeño o estrecho por el que puede pasar algo.

En inglés sencillo: A small or narrow hole that something can pass through.

• Light entered through a small aperture.
• He looked through an aperture in the wall.
• The stone had several narrow apertures.

Cómo se usa: aperture in something (There was an aperture in the metal cover.)

Sinónimos: opening, hole, gap

Expresiones frecuentes: narrow aperture, aperture in something

antena satelital

Antena grande que envía o recibe señales para comunicarse por satélite.

En inglés sencillo: A large antenna that sends or receives signals used in satellite communication.

• The station uses a large aperture.
• Engineers installed a second aperture to receive satellite signals.
• Each aperture points towards a different satellite.

Sinónimos: antenna

Expresiones frecuentes: satellite aperture, large aperture