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 M42 mount. Its smaller maximum aperture favours daylight shooting and keeps the lens compact.
About this lens
The Tamron SP 200-400mm f/5.6 Adaptall-2 is a manual-focus telephoto zoom lens covering 200-400mm at f/5.6 for M42 mount cameras, 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
- M42
- 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 M42 mount, so it fits M42 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 M42 from other brands
All M42 lensesSame mount, overlapping focal range, closest maximum aperture first.
More Tamron lenses for M42
All Tamron lensesOther 200-400mm lenses
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