Tamron 70-180mm F2.8 Di is an Auto Focus (AF)
Telephoto Zoom lens with 35mm FF max sensor coverage and it is designed to be used with Sony E mount cameras.
Lens Mount
Tamron 70-180mm F2.8 Di is compatible with cameras that have Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony A7 IV, Sony ZV-E10 and Sony A1.
Focal Range
Tamron 70-180mm F2.8 Di has a focal range of 70-180mm and 2.6X zoom ratio. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 105 - 270mm.
Weather Sealings
Tamron 70-180mm F2.8 Di is a weather sealed lens which provides an extra protection to prevent water and dust get inside the lens and camera body under light rain, snow and wind. In order to have an effective protection, you have to pair the Tamron 70-180mm F2.8 Di with a weather sealed camera body such as Sony A7 IV, Sony A1 and Sony A7c.
Zoom Method
Tamron 70-180mm F2.8 Di features Rotary (extending) zoom method where the length of the lens changes as you zoom in or out. This makes it possible to design the lens with a smaller minimum length ( generally when it is zoomed out) compared to internal zoom lenses. The disadvantages of this design are being harder to seal against dust and moisture, weight balance shifting while zooming and zoom creep in certain lenses.
Zoom Lock
Tamron 70-180mm F2.8 Di has a Zoom lock feature which eliminates Zoom creep where focal length of the lens changes with gravity when it's held downwards or upwards.
Maximum Magnification Ratio
Tamron 70-180mm F2.8 Di has a Max Magnification Ratio of 0.22x and has a minimum focusing distance of 0.85m.
Aperture
Tamron 70-180mm F2.8 Di is a fixed aperture lens with a constant max aperture of f2.8 from 70mm all the way to the 180mm .
Optical Formula
Tamron 70-180mm F2.8 Di's optical formula consists of 19 elements in 14 groups . Following special elements are used in this design:
- XLD (eXtra Low Dispersion)
- LD (Low Dispersion)
- GM (Glass Molded Aspherical)
- hybrid aspherical lens
Lens Hood
Tamron 70-180mm F2.8 Di comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.
Popular Comparisons of Tamron 70-180mm F2.8 Di
Here is the eight most popular comparisons of Tamron 70-180mm F2.8 Di amongst Camera Decision readers.