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| View Original: | Airy disk spacing near Rayleigh criterion.png (367x562) | |||
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| Keywords: Airy disk spacing near Rayleigh criterion.png en Two airy disks at various spacings top twice the distance to the first minimum middle exactly the distance to the first minimum the Rayleigh criterion and bottom half the distance This image uses a nonlinear color scale specifically the fourth root in order to better show the minima and maxima дисков Э и Эй и асположенных на асстояниях по ядка п едела Э и Ве х на асстоянии диамет а диска Э и Се едина на асстоянии адиуса диска Э и и из на асстоянии в половину адиуса диска Э и В изоб ажении п именена нелинейная шкала я кости чтобы лучше показать минимумы и максимумы own Spencer Bliven 2014-03-05 Source Code The three images were created in R then cropped and assembled using GIMP navbox collapsible collapsed style text-align left; border 0px; margin-top 0 2em; - style background d0e5f5; border 1px solid abd5f5 R source code - click on the right to view - airydisks_rayleigh_sqrt py - border solid 1px silver; padding 8px; background-color white; <source lang rsplus > /usr/bin/env Rscript Diffraction pattern for two airy disks illustrating the Rayleigh criterion Released to Public Domain by Spencer Bliven x seq -5 5 01 y seq -5 5 01 airy <- function xx yy x1 y1 r<-sqrt xx-x1 2+ yy-y1 2 1 22 pi z 2 besselJ r 1 /r 2 z diffractionPlot function spacing 1 useRaster F z1 outer x y FUN function xx yy airy xx yy -spacing/2 0 z2 outer x y FUN function xx yy airy xx yy spacing/2 0 z1is na z1 1 0 z2is na z2 1 0 z z1+z2 grad grey 0 2 16 /2 16 par pty s Non-linear z scale to increase contrast image x y z 1/4 zlim c 0 1 col grad axes F useRaster useRaster png airy_0 5 png bg FFFFFF00 diffractionPlot 5 dev off png airy_1 0 png bg FFFFFF00 diffractionPlot 1 dev off png airy_2 0 png bg FFFFFF00 diffractionPlot 2 dev off </source> Airy disks Images_with_R_source_code | ||||
