Quick answer
The Tamron SP 200-400mm f/5.6 Adaptall-2 is a telephoto to super telephoto telephoto zoom lens covering 200-400mm at f/5.6 for the Olympus OM mount. Its smaller maximum aperture favours daylight shooting and keeps the lens compact.
About this lens
A 200-400mm f/5.6 manual-focus telephoto zoom lens, the Tamron SP 200-400mm f/5.6 Adaptall-2 is designed for Olympus OM mount bodies, from the Tamron SP series. The range suits sports, wildlife, events and portraits.
Tamron SP 200-400mm f/5.6 Adaptall-2 specifications
- Brand
- Tamron
- Mount
- Olympus OM
- Focal length
- 200-400mm
- Maximum aperture
- f/5.6
- Lens type
- Telephoto Zoom
What can you shoot with the Tamron SP 200-400mm f/5.6 Adaptall-2?
At 200-400mm this is a telephoto to super telephoto telephoto zoom, which typically suits:
- Sports and action
- Wildlife and birds at moderate distance
- Compressing distant landscapes
- Wildlife and birds
- Motorsport and field sports
Its smaller maximum aperture favours daylight shooting and keeps the lens compact.
Full-frame equivalent and field of view
Calculated from the focal length and crop factor (adapted mount, so sensor size depends on your camera). Not measured.
| Sensor | Crop | Equivalent | Horizontal FOV | Diagonal FOV |
|---|---|---|---|---|
| Full frame | 1.0x | 200–400mm | 5.2–10.3° | 6.2–12.3° |
| APS-C | 1.5x | 300–600mm | 3.4–6.9° | 4.1–8.2° |
| Micro Four Thirds | 2.0x | 400–800mm | 2.6–5.2° | 3.1–6.2° |
Frequently asked questions
What mount does the Tamron SP 200-400mm f/5.6 Adaptall-2 use?
It uses the Olympus OM mount, so it fits Olympus OM cameras directly and can be used on other systems through a mount adapter.
What is the focal length of the Tamron SP 200-400mm f/5.6 Adaptall-2?
It zooms across 200-400mm with a maximum aperture of f/5.6. That makes it a telephoto to super telephoto lens.
Is the Tamron SP 200-400mm f/5.6 Adaptall-2 a prime or a zoom lens?
It is a zoom lens covering 200-400mm, so you can reframe without moving. Its maximum aperture is f/5.6.
What is the Tamron SP 200-400mm f/5.6 Adaptall-2 equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 300–600mm on full frame, with a 3.4–6.9° horizontal and 4.1–8.2° diagonal field of view. On Micro Four Thirds (2x crop) it frames like 400–800mm on full frame, with a 2.6–5.2° horizontal and 3.1–6.2° diagonal field of view. These figures are calculated from the focal length and crop factor.
Alternatives for Olympus OM from other brands
All Olympus OM lensesSame mount, overlapping focal range, closest maximum aperture first.
More Tamron lenses for Olympus OM
All Tamron lensesOther 200-400mm lenses
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