Quick answer
The Tamron SP 35-80mm f/2.8-3.8 Adaptall-2 is a wide-angle to short telephoto zoom lens covering 35-80mm at f/2.8 for the Olympus OM mount. Its bright maximum aperture handles indoor and evening light reasonably well.
About this lens
The Tamron SP 35-80mm f/2.8-3.8 Adaptall-2 is a manual-focus standard zoom lens covering 35-80mm at f/2.8-3.8 for Olympus OM mount cameras, from the Tamron SP series. The range covers everything from wide scenes to portraits, so it works as a general-purpose lens.
Tamron SP 35-80mm f/2.8-3.8 Adaptall-2 specifications
- Brand
- Tamron
- Mount
- Olympus OM
- Focal length
- 35-80mm
- Maximum aperture
- f/2.8
- Lens type
- Zoom
- Format coverage
- full-frame
- Released
- 1980
- Optical construction
- 9 elements in 8 groups
- Autofocus motor
- none
- Minimum focus distance
- 0.27 m
- Filter thread
- 62 mm
- Weight
- 386 g
- Length
- 76.5 mm
- Diameter
- 64.5 mm
Specification source: en.wikipedia.org
What can you shoot with the Tamron SP 35-80mm f/2.8-3.8 Adaptall-2?
At 35-80mm 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 bright maximum aperture handles indoor and evening light reasonably well.
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 | 35–80mm | 25.4–54.4° | 30.3–63.4° |
| APS-C | 1.5x | 53–120mm | 17.1–37.8° | 20.4–44.8° |
| Micro Four Thirds | 2.0x | 70–160mm | 12.8–28.8° | 15.4–34.3° |
Frequently asked questions
What mount does the Tamron SP 35-80mm f/2.8-3.8 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 35-80mm f/2.8-3.8 Adaptall-2?
It zooms across 35-80mm with a maximum aperture of f/2.8. That makes it a wide-angle to short telephoto lens.
Is the Tamron SP 35-80mm f/2.8-3.8 Adaptall-2 a prime or a zoom lens?
It is a zoom lens covering 35-80mm, so you can reframe without moving. Its maximum aperture is f/2.8.
What is the Tamron SP 35-80mm f/2.8-3.8 Adaptall-2 equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 53–120mm on full frame, with a 17.1–37.8° horizontal and 20.4–44.8° diagonal field of view. On Micro Four Thirds (2x crop) it frames like 70–160mm on full frame, with a 12.8–28.8° horizontal and 15.4–34.3° 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 35-80mm lenses
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