File format · RAW

.ORF — Olympus / OM System ORF

Olympus RAW, used by Four Thirds and Micro Four Thirds Olympus and OM System cameras.

.orf
File extension
RAW
Type
12-bit
Bit depth
2003
Introduced

What is a .orf file?#

Olympus RAW, used by Four Thirds and Micro Four Thirds Olympus and OM System cameras.

Made by: Olympus / OM System.

Advantages#

  • Small files

Drawbacks#

  • 12-bit

How to open and convert it#

Open & edit: Adobe Lightroom / Camera Raw, Capture One, DxO PhotoLab, darktable and RawTherapee (free), or the manufacturer's own free software. Windows and macOS preview most RAW formats natively after updates.

Convert: Adobe DNG Converter (free) turns proprietary RAW into DNG; any RAW editor exports JPEG or 16-bit TIFF.

See all Olympus / OM System cameras.

Read metadata: exiftool file.orf — see the EXIF tag reference.

Best for: Olympus / OM System cameras.

Other RAW formats#

.3fr.arq.arw.cr2.cr3.crm.cs1.czi.dcr.dng.erf.fff.gpr.iiq.k25.kdc.mef.mos.mrw.nef.nrw.pef.r3d.raf

Frequently asked questions#

What opens .orf files?

Open & edit: Adobe Lightroom / Camera Raw, Capture One, DxO PhotoLab, darktable and RawTherapee (free), or the manufacturer's own free software. Windows and macOS preview most RAW formats natively after updates.

Convert: Adobe DNG Converter (free) turns proprietary RAW into DNG; any RAW editor exports JPEG or 16-bit TIFF.

See all Olympus / OM System cameras.

Is .orf a RAW file?

Yes — it stores minimally processed sensor data from Olympus / OM System cameras.

Last updated October 03, 2026 · How we calculate · Sources