Usually means: Diffraction pattern of point light source.
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We found 5 dictionaries that define the word airy disc:

General (4 matching dictionaries)
  1. Airy disc: Infoplease Dictionary
  2. airy disc: Dictionary.com
  3. Airy disc: Wikipedia, the Free Encyclopedia
  4. Airy disc: Wiktionary

Computing (1 matching dictionary)
  1. Airy disc: Encyclopedia

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Definitions from Wiktionary (Airy disc)

▸ noun:  Alternative form of Airy disk [(optics) The bright central region of the diffraction pattern resulting from a uniformly illuminated circular aperture.]


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