Filters for Windows

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Updated on June 6, 1998

Some filters for astronomical images, just for fun!

Filters for Windows

This is a Windows software to execute the filter process in this page on your computer. It can treat with 8/16/32-bit integer FITS format.



Original Image

It is originally by PhD. Kunihiko Okano. But the image above has been processed in some steps for my filter process. Resolution reduction, conversion into monochrome, background smooth were done using StellaImage2 produced by AstroArts Inc.. Then extreme level arrangement was also done so that the background becomes completely black.

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After processed using Filter.exe, shading and sharpening process and level arrangement were done.

Clover filter

Pinwheel filter

Gear filter

Sight Scope filter


Copyright(C) Seiichi Yoshida ( All rights reserved.