Image Format
X3F Converter — Free Online
Convert Sigma RAW (Foveon) files to and from other formats. Fast, free, no registration required.
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How to Convert
1
Upload your X3F file by dragging it into the upload area or clicking to browse.
2
Select the output format you want to convert to (or from) X3F.
3
Click Convert and download your converted file in seconds.
Convert to X3F
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What is X3F?
X3F is Sigma's RAW image format produced by Foveon X3 sensor cameras (Sigma DP series, sd Quattro, fp). Unlike Bayer-pattern sensors, the Foveon X3 captures full color at every pixel using three vertically-stacked photodiode layers, so X3F decoding requires specialized handling.
Format Details
- Full Name
- Sigma RAW (Foveon)
- Extension
- .x3f
Key Features
- Sigma cameras
- Foveon X3 sensor
- Full-color pixels
- Layered photodiodes
Frequently Asked Questions
Upload your file, select X3F as the output format, and click Convert. Your converted file will be ready to download in seconds.
You can convert most image formats to X3F, including JPG, PNG, WebP, HEIC, BMP, and more.
Yes! You can convert up to 5 files per day completely free. No registration required.