Airy pattern | definition of Airy pattern by Medical dictionary
Airy disc (redirected from Airy pattern)
Airy disc (ār'ē),
the image of a circular blur formed by a distant point source of light on the retina because of diffraction by the edge of the pupillary aperture where the diameter of the image decreases as the aperture increases.
Farlex Partner Medical Dictionary © Farlex 2012
Airy disc (ār'ē disk)
The image of a circular blur formed by a distant point source of light on the retina because of diffraction by the edge of the pupillary aperture where the diameter of the image decreases as the aperture increases.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive
have designed and made a periodic optical fiber that guides an approximate Airy pattern
as one of the beam guided modes recently; the fiber's attenuation was 11.0 dB/km at 1.55 [micro]m wavelength .
This measure is the ratio of intensity between the peak of the aberrated Airy pattern
and that of a perfect Airy pattern
The image that a telescope forms of a point source such as a star is called an Airy pattern
. It is made up of a central bright spot - the Airy disk - surrounded by concentric rings of increasingly fainter light.
The image of each flat wavefront segment will be an Airy pattern
, but the image in the eyepiece will be the superposition of many such patterns.
Sheer Swiss cotton, paired with lots of white and airy patterns
in maritime colors of blue and red had an undeniably beachy feel.