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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.
SGI at a glance
SGI
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 | SGI |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | raw | depends |
| File size characteristics | large | medium |
| Compatibility | limited | broad |
| Editability | high | moderate |
| Created year | 2002 | 1990 |
| Inventor | Hasselblad | Silicon Graphics Inc. |
| Status | proprietary | legacy |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | strong | moderate |
| Metadata handling | rich | moderate |
| Delivery profile | limited | strong |
| Workflow fit | source | delivery |
| 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
- capture ingest
- editing
- web or print delivery
- Preserve capture-stage sensor information.
When to use SGI
- capture ingest
- editing
- web or print delivery
- Important for long-tail compatibility and archival conversion.
FAQs
Why convert 3FR to SGI?
Choose SGI as target when recovering or maintaining compatibility with workstation-era graphics assets and archives.
What changes when converting 3FR to SGI?
Convert to SGI when recovering or maintaining compatibility with workstation-era graphics assets and archives. It is useful mainly for migration, restoration, and historical graphics interoperability.
What should I review after converting 3FR to SGI?
After conversion, review these destination checks: Open converted output in ImageMagick and verify behavior on real samples; Compare output against the expected depends quality profile; Poor fit for modern mainstream publishing.
How can I keep quality stable in 3FR to SGI conversion?
Run representative samples, keep settings deterministic, and monitor these risks: Tool support can be uneven and workflow-specific; Poor fit for modern mainstream publishing; Validate destination compatibility before large-batch conversion.