image Format
ARW File Format
Sony Alpha Raw is the specialized raw photograph format captured by Sony Alpha digital cameras. Built on the TIFF specification, it records uncompressed or losslessly compressed sensor samples alongside color calibration tables and an embedded JPEG preview.
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Technical Specifications
| Extensions | .arw |
| MIME Types | image/x-sony-arw |
| Category | Image |
| Engine Tier | tier1-small-js |
| Magic Bytes / Sniffing | 0x49 0x49 0x2A 0x00 |
| Opens With | Sony Imaging Edge, Adobe Lightroom, Capture One, Apple Photos |
| Good For | High-dynamic-range color grading and fine exposure control in photographic post-processing. |
| Not Recommended For | Instant publication on social media or lightweight web graphic delivery. |