SP 70-210mm f/3.5 CF Adaptall-2
- 70-210mm
- f/3.5
- Telephoto Zoom
- Min focus 0.75 m
Quick answer
The Tamron SP 70-210mm f/3.5 CF Adaptall-2 is a standard to telephoto telephoto zoom lens covering 70-210mm at f/3.5 for the Pentax K mount. Its moderate maximum aperture works best in good light or with a higher ISO.
About this lens
A 70-210mm f/3.5 telephoto zoom lens, the Tamron SP 70-210mm f/3.5 CF Adaptall-2 is designed for Pentax K mount bodies, from the Tamron SP series. The range suits sports, wildlife, events and portraits.
Tamron SP 70-210mm f/3.5 CF Adaptall-2 specifications
- Brand
- Tamron
- Mount
- Pentax K
- Focal length
- 70-210mm
- Maximum aperture
- f/3.5
- Lens type
- Telephoto Zoom
- Format coverage
- full-frame
- Optical construction
- 16 elements in 15 groups
- Autofocus motor
- none
- Minimum focus distance
- 0.75 m
- Filter thread
- 58 mm
Specification source: en.wikipedia.org
What can you shoot with the Tamron SP 70-210mm f/3.5 CF Adaptall-2?
At 70-210mm this is a standard to telephoto telephoto zoom, which typically suits:
- Everyday and street photography
- Natural-perspective portraits
- Documentary and travel work
- Portraits with a flattering perspective
- Events and weddings
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. Not measured.
| Sensor | Crop | Equivalent | Horizontal FOV | Diagonal FOV |
|---|---|---|---|---|
| Full frame | 1.0x | 70–210mm | 9.8–28.8° | 11.8–34.3° |
| APS-C | 1.5x | 105–315mm | 6.5–19.5° | 7.9–23.3° |
Frequently asked questions
What mount does the Tamron SP 70-210mm f/3.5 CF Adaptall-2 use?
It uses the Pentax K mount, so it fits Pentax K cameras directly.
What is the focal length of the Tamron SP 70-210mm f/3.5 CF Adaptall-2?
It zooms across 70-210mm with a maximum aperture of f/3.5. That makes it a standard to telephoto lens.
Is the Tamron SP 70-210mm f/3.5 CF Adaptall-2 a prime or a zoom lens?
It is a zoom lens covering 70-210mm, so you can reframe without moving. Its maximum aperture is f/3.5.
What is the Tamron SP 70-210mm f/3.5 CF Adaptall-2 equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 105–315mm on full frame, with a 6.5–19.5° horizontal and 7.9–23.3° diagonal field of view. These figures are calculated from the focal length and crop factor.
Which cameras does the Tamron SP 70-210mm f/3.5 CF Adaptall-2 fit?
Any Pentax K-mount camera, including Pentax K-1, Pentax K-3, Pentax K-3 II, Pentax K-3 Mark III, and Pentax K-30 and 15 more.
Alternatives for Pentax K from other brands
All Pentax K lensesSame mount, overlapping focal range, closest maximum aperture first.
More Tamron lenses for Pentax K
All Tamron lenses
Other 70-210mm lenses
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