{"version":"1.0","type":"link","title":"Point spread function - Newikis","description":"The point spread function (PSF) describes the response of a focused optical imaging system to an idealized point source of light. In casual terms, for a given camera, it is the blurry blob image captured from pointing that camera at a single speck of light.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://upload.wikimedia.org/wikipedia/commons/c/c2/Convolution_Illustrated_eng.png","thumbnail_width":298,"thumbnail_height":272}