Convert dis to png Online: dis2png

You can use Tom's Editor to easily convert images from
DKB Trace / Qrt raytrace .DIS to Portable Network Graphics .PNG.
Tom's Editor is a free, online image manipulation and converter program.

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DIS

DKB Trace / Qrt raytrace is an image format with extension DIS.

PNG

Portable Network Graphics is an image format with extension PNG.