Quick answer
The Tamron 28-80mm f/3.5-4.2 Adaptall-2 is a wide-angle to short telephoto zoom lens covering 28-80mm 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
The Tamron 28-80mm f/3.5-4.2 Adaptall-2 is a manual-focus standard zoom lens covering 28-80mm at f/3.5-4.2 for Tamron Adaptall mount cameras. The range covers everything from wide scenes to portraits, so it works as a general-purpose lens.
Tamron 28-80mm f/3.5-4.2 Adaptall-2 specifications
- Brand
- Tamron
- Mount
- Tamron Adaptall
- Focal length
- 28-80mm
- Maximum aperture
- f/3.5
- Lens type
- Zoom
- Format coverage
- full-frame
- Released
- 1983
- Optical construction
- 9 elements in 8 groups
- Autofocus motor
- none
- Minimum focus distance
- 0.36 m
- Filter thread
- 67 mm
- Weight
- 480 g
- Length
- 86.5 mm
- Diameter
- 70 mm
Specification source: en.wikipedia.org
What can you shoot with the Tamron 28-80mm f/3.5-4.2 Adaptall-2?
At 28-80mm this is a wide-angle to short telephoto 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 | 28–80mm | 25.4–65.5° | 30.3–75.4° |
| APS-C | 1.5x | 42–120mm | 17.1–46.4° | 20.4–54.5° |
| Micro Four Thirds | 2.0x | 56–160mm | 12.8–35.6° | 15.4–42.2° |
Frequently asked questions
What mount does the Tamron 28-80mm f/3.5-4.2 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 28-80mm f/3.5-4.2 Adaptall-2?
It zooms across 28-80mm with a maximum aperture of f/3.5. That makes it a wide-angle to short telephoto lens.
Is the Tamron 28-80mm f/3.5-4.2 Adaptall-2 a prime or a zoom lens?
It is a zoom lens covering 28-80mm, so you can reframe without moving. Its maximum aperture is f/3.5.
What is the Tamron 28-80mm f/3.5-4.2 Adaptall-2 equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 42–120mm on full frame, with a 17.1–46.4° horizontal and 20.4–54.5° diagonal field of view. On Micro Four Thirds (2x crop) it frames like 56–160mm on full frame, with a 12.8–35.6° horizontal and 15.4–42.2° diagonal field of view. These figures are calculated from the focal length and crop factor.
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