Quick answer
The Tamron 135mm f/3.5 Adaptall-2 is a short telephoto telephoto lens covering 135mm at f/3.5 for the Tamron Adaptall mount. Its moderate maximum aperture works best in good light or with a higher ISO.
About this lens
This 135mm f/3.5 manual-focus short-telephoto prime lens from Tamron fits Tamron Adaptall mount cameras. The focal length is a classic choice for portraits and details.
Tamron 135mm f/3.5 Adaptall-2 specifications
- Brand
- Tamron
- Mount
- Tamron Adaptall
- Focal length
- 135mm
- Maximum aperture
- f/3.5
- Lens type
- Telephoto
What can you shoot with the Tamron 135mm f/3.5 Adaptall-2?
At 135mm this is a short telephoto telephoto, which typically suits:
- Portraits with a flattering perspective
- Events and weddings
- Isolating subjects from the background
Its moderate maximum aperture works best in good light or with a higher ISO.
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 | 135mm | 15.2° | 18.2° |
| APS-C | 1.5x | 203mm | 10.2° | 12.2° |
| Micro Four Thirds | 2.0x | 270mm | 7.6° | 9.2° |
Frequently asked questions
What mount does the Tamron 135mm f/3.5 Adaptall-2 use?
It uses the Tamron Adaptall mount, so it fits Tamron Adaptall cameras directly and can be used on other systems through a mount adapter.
What is the focal length of the Tamron 135mm f/3.5 Adaptall-2?
It is a fixed 135mm lens with a maximum aperture of f/3.5. That makes it a short telephoto lens.
Is the Tamron 135mm f/3.5 Adaptall-2 a prime or a zoom lens?
It is a prime lens with a fixed 135mm focal length. Primes usually open wider than zooms; this one opens to f/3.5.
What is the Tamron 135mm f/3.5 Adaptall-2 equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 203mm on full frame, with a 10.2° horizontal and 12.2° diagonal field of view. On Micro Four Thirds (2x crop) it frames like 270mm on full frame, with a 7.6° horizontal and 9.2° diagonal field of view. These figures are calculated from the focal length and crop factor.
