Quick answer
The Tamron 28-70mm f/3.5-4.5 Adaptall-2 is a wide-angle to standard zoom lens covering 28-70mm at f/3.5 for the Canon FD mount. Its moderate maximum aperture works best in good light or with a higher ISO.
About this lens
Tamron 28-70mm f/3.5-4.5 Adaptall-2: a manual-focus standard zoom lens with a 28-70mm focal length and a maximum aperture of f/3.5-4.5, made for Canon FD mount cameras. The range covers everything from wide scenes to portraits, so it works as a general-purpose lens.
Tamron 28-70mm f/3.5-4.5 Adaptall-2 specifications
- Brand
- Tamron
- Mount
- Canon FD
- Focal length
- 28-70mm
- Maximum aperture
- f/3.5
- Lens type
- Zoom
- Format coverage
- full-frame
- Optical construction
- 8 elements in 8 groups
- Autofocus motor
- none
- Minimum focus distance
- 0.3 m
Specification source: en.wikipedia.org
What can you shoot with the Tamron 28-70mm f/3.5-4.5 Adaptall-2?
At 28-70mm this is a wide-angle to standard zoom, which typically suits:
- Landscapes and cityscapes
- Street and travel photography
- Environmental portraits and interiors
- Everyday and street photography
- Natural-perspective portraits
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 | 28–70mm | 28.8–65.5° | 34.3–75.4° |
| APS-C | 1.6x | 45–112mm | 18.3–43.8° | 21.9–51.6° |
| Micro Four Thirds | 2.0x | 56–140mm | 14.7–35.6° | 17.6–42.2° |
Frequently asked questions
What mount does the Tamron 28-70mm f/3.5-4.5 Adaptall-2 use?
It uses the Canon FD mount, so it fits Canon FD cameras directly and can be used on other systems through a mount adapter.
What is the focal length of the Tamron 28-70mm f/3.5-4.5 Adaptall-2?
It zooms across 28-70mm with a maximum aperture of f/3.5. That makes it a wide-angle to standard lens.
Is the Tamron 28-70mm f/3.5-4.5 Adaptall-2 a prime or a zoom lens?
It is a zoom lens covering 28-70mm, so you can reframe without moving. Its maximum aperture is f/3.5.
What is the Tamron 28-70mm f/3.5-4.5 Adaptall-2 equivalent on a crop sensor?
On APS-C (1.6x crop) it frames like 45–112mm on full frame, with a 18.3–43.8° horizontal and 21.9–51.6° diagonal field of view. On Micro Four Thirds (2x crop) it frames like 56–140mm on full frame, with a 14.7–35.6° horizontal and 17.6–42.2° diagonal field of view. These figures are calculated from the focal length and crop factor.
Alternatives for Canon FD from other brands
All Canon FD lensesSame mount, overlapping focal range, closest maximum aperture first.
More Tamron lenses for Canon FD
All Tamron lenses
Other 28-70mm lenses
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