{"version":"1.0","type":"link","title":"Airy disk - Newikis","description":"In optics, the Airy disk (or Airy disc) and Airy pattern are descriptions of the best-focused spot of light that a perfect lens with a circular aperture can make, limited by the diffraction of light. The Airy disk is of importance in physics, optics, and astronomy.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/1/14/Airy-pattern.svg/1280px-Airy-pattern.svg.png","thumbnail_width":1280,"thumbnail_height":950}