Airy disc

Airy disc
/air"ee/, Optics.
the bright central part of the diffraction pattern of light from a point source that is diffracted by a circular aperture.
[named after Sir George Biddel Airy (1801-92)]

* * *


Universalium. 2010.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

  • Airy disc — /air ee/, Optics. the bright central part of the diffraction pattern of light from a point source that is diffracted by a circular aperture. [named after Sir George Biddel Airy (1801 92)] …   Useful english dictionary

  • Airy — may refer to:*Sir George Biddell Airy, British astronomer who is the eponym of craters located on the Moon and Mars * Airy (lunar crater) * Airy (crater on Mars), the smaller crater Airy 0 within Airy defines the prime meridian of the planet *… …   Wikipedia

  • Airy disk — Computer generated image of an Airy disk. The gray scale intensities have been adjusted to enhance the brightness of the outer rings of the Airy pattern …   Wikipedia

  • George Biddell Airy — Infobox Scientist box width = 300px name = Sir George Biddell Airy, FRS image width = 240px birth date = birth date|1801|07|27 birth place = Alnwick, Northumberland, England death date = death date and age|1892|01|02|1801|07|27 death place =… …   Wikipedia

  • Point spread function — The point spread function (PSF) describes the response of an imaging system to a point source or point object. A related but more general term for the PSF is a system s impulse response. The PSF in many contexts can be thought of as the extended… …   Wikipedia

  • Bloom (shader effect) — Bloom (sometimes referred to as light bloom or glow) is a computer graphics effect used in computer games, demos and high dynamic range rendering (HDR) to reproduce an imaging artifact of real world cameras. The effect produces fringes (or… …   Wikipedia

  • Angular resolution — describes the resolving power of any image forming device such as an optical or radio telescope, a microscope, a camera, or an eye. Definition of terms Resolving power is the ability of the components of an imaging device to measure the angular… …   Wikipedia

  • Charles Piazzi Smyth — Born 3 January 181 …   Wikipedia

  • List of wave topics — This is a list of wave topics.0 ndash;9*21 cm lineA*Abbe prism *absorption spectrum *acoustics *Airy disc *Airy wave theory *Alfvén wave *Alpha waves *amphidromic point *amplitude *amplitude modulation *analog sound vs. digital sound *animal… …   Wikipedia

  • Focus (optics) — An image that is partially in focus, but mostly out of focus in varying degrees. In geometrical optics, a focus, also called an image point, is the point where light rays originating from a point on the object converge.[1] Although the focus is… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”