Sigma MF 400mm F/5.6 Mirror Telephoto Multi Coated
- Mount
- OLYMPUS OM
- Focal Length
- 400mm
- Max Aperture
- F/5.6
- Type
- Mirror
- Brand
- Unknown
Sigma 400mm f/5.6 mirror telephoto prime lens for the Olympus OM mount. Fixed maximum aperture of f/5.6 makes it suited to distant subjects like wildlife and sports.
Last verified: 2026-04-27