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3FR at a glance
3FR
Hasselblad raw workflows are closely tied to medium-format capture and to the brand's studio and commercial-photography lineage, which gives 3FR a different practical role from mass-market DSLR raw families.
RAS at a glance
RAS
Before today's relatively small set of mainstream consumer image formats dominated everyday use, desktop software, workstations, GUI systems, and early graphics tools produced many specialized raster formats with local importance.
Format comparison
| Feature | 3FR | RAS |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2002 | 1987 |
| Inventor | Hasselblad | Sun Microsystems |
| Status | proprietary | legacy |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Vector scaling | Not supported | Not supported |
| Camera raw data | Supported | Not supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Not supported | Not supported |
When to use each format
When to use 3FR
- Your source file is already in 3FR.
- Preserve source expectations before exporting to RAS.
- 3FR is commonly used in image workflows.
When to use RAS
- Your target workflow expects RAS.
- Improve delivery compatibility with RAS.
- RAS is commonly used in image workflows.
FAQs
Why convert 3FR to RAS?
Convert to RAS when preserving compatibility with historical Sun or Unix image assets.
In most modern contexts it serves as a migration and archive-recovery format.
What changes when converting 3FR to RAS?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to RAS removes camera raw data.
What should I review after converting 3FR to RAS?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.