Airy disk
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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
airy disk — noun Usage: usually capitalized A : the bright central spot in the system of diffraction rings formed by an optical system with light from a point source (as a star) … Useful english dictionary
Airy, Sir George Biddell — ▪ British astronomer born July 27, 1801, Alnwick, Northumberland, Eng. died Jan. 2, 1892, Greenwich, London English scientist who was astronomer royal from 1835 to 1881. Airy graduated from Trinity College, Cambridge, in 1823. He… … Universalium
Airy , Sir George Biddell — (1801–1892) British astronomer Airy, the son of a tax collector, was born in Alnwick in the north east of England. He attended school in Colchester before going to Cambridge University in 1819. He met with early success, producing a mathematical… … Scientists
disk — 1. A round, flat plate; any approximately flat circular structure. 2. SYN: lamella (2). 3. In dentistry, a circular piece of thin paper or other material, coated with an abrasive substance, used for cutting and polishing tee … Medical dictionary
optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… … Universalium
Diffraction — Computer generated intensity pattern formed on a screen by diffraction from a square aperture … Wikipedia
Optical resolution — This article is about optical resolution in optics. For the method of separating enantiomers in chemistry, see Chiral resolution. Optical resolution describes the ability of an imaging system to resolve detail in the object that is being imaged.… … Wikipedia
Astronomical seeing — Schematic diagram illustrating how optical wavefronts from a distant star may be perturbed by a layer of turbulent mixing in the atmosphere. The vertical scale of the wavefronts plotted is highly exaggerated. Astronomical seeing refers to the… … Wikipedia
Optics — For the book by Sir Isaac Newton, see Opticks. Optical redirects here. For the musical artist, see Optical (artist). Optics includes study of dispersion of light. Optics is the branch of … Wikipedia
Laser beam profiler — A laser beam profiler captures, displays, and records the spatial intensity profile of a laser beam at a particular plane transverse to the beam propagation path. Since there are many types of lasers ultraviolet, visible, infrared, continuous… … Wikipedia
