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PDF at a glance
Adobe introduced PDF in the early 1990s as part of the Acrobat family. Adobe later handed the specification to ISO, and PDF 1.7 became ISO 32000-1 in 2008.
ORF at a glance
ORF
ORF belongs to the long Olympus digital-camera story, especially in the Four Thirds and Micro Four Thirds eras where portability and serious editing often coexisted.
Format comparison
| Feature | PDF | ORF |
|---|---|---|
| File type | Document | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1993 | 2003 |
| Inventor | Adobe | Olympus (now OM System) |
| Status | active | proprietary |
| Primary use cases |
|
|
| Vector scaling | Supported | Not supported |
When to use each format
When to use PDF
- Your source file is already in PDF.
- Preserve source expectations before exporting to ORF.
- PDF is commonly used in document workflows.
When to use ORF
- Your target workflow expects ORF.
- Improve delivery compatibility with ORF.
- ORF is commonly used in image workflows.
FAQs
Why convert PDF to ORF?
Convert to ORF when preserving Olympus camera originals or maintaining compatibility with an Olympus raw-photo workflow.
It is useful for archive masters and non-destructive photographic editing.
What changes when converting PDF to ORF?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to ORF removes vector scaling.
What should I review after converting PDF to ORF?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.
Format resources
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