Tamron 17-70 F2.8 Di III-A VC is a Fixed aperture Auto Focus (AF)
Standard Zoom lens with Optical Image stabilization and APS-C / DX max sensor coverage, and it is designed to be used with
E Mount cameras.
What type of photography is the Tamron 17-70 F2.8 Di III-A VC lens good for?
The choice of photography type for which you intend to use the Tamron 17-70 F2.8 Di III-A VC is a crucial decision factor. Below, we have assessed its suitability for various photography scenarios:
Reasons to Buy the Tamron 17-70 F2.8 Di III-A VC RXD Lens
Here we've included a summary of the advantages and disadvantages of the Tamron 17-70 F2.8 Di III-A VC RXD lens in a list form to assist you in determining whether it offers the features you need.
Optical Image Stabilization |
Weather-sealed |
Autofocus |
Hood supplied |
Fast Aperture at Wide end |
Fast Aperture at Tele end |
Constant f2.8 aperture throughout the range |
9 Diaphragm Blades for Smooth Bokeh |
Minimum focus distance of 0.19m / 7.5 inch |
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Lens Extends while zooming |
Lens Mount
Tamron 17-70 F2.8 Di III-A VC is compatible with cameras that have a Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony A6700, Sony FX30 and Sony ZV-E10.
Tamron 17-70 F2.8 Di III-A VC is also available in Fujifilm X mount.
Size, Weight and Filter Thread
The size and weight are crucial factors to consider when searching for your next lens. Tamron 17-70 F2.8 Di III-A VC has a maximum diameter of 75mm and total length of 119mm when not extended. It weighs 525g / 18.5 oz.
Check the size of the Tamron 17-70 F2.8 Di III-A VC when attached to E Mount cameras:
Tamron 17-70 F2.8 Di III-A VC Size with E Mount Cameras
Below, you'll find a scaled side-by-side image comparing the sizes of the Tamron 17-70 F2.8 Di III-A VC and the Sigma 18-50mm F2.8 DC DN C, offering a better understanding of their dimensions in real life. Check the detailed comparison of these two lenses here.
Tamron 17-70 F2.8 Di III-A VC has a filter thread of 67mm. Below are links to the filters that we recommend you to consider for your Tamron 17-70 F2.8 Di III-A VC:
Focal Range
Tamron 17-70 F2.8 Di III-A VC has a focal range of 17-70mm and 4.1X zoom ratio which has a 35mm equivalent focal range of 25.5-105mm when used on a APS-C / DX format camera.
Weather Sealings
The Tamron 17-70 F2.8 Di III-A VC is a weather-sealed lens, which provides extra protection to prevent water and dust get inside the lens and camera body under light rain, snow and wind. In order to have effective protection, you have to pair the Tamron 17-70 F2.8 Di III-A VC with a weather-sealed camera body such as the Sony A6700, Sony FX30 and Sony A6600.
Optical Image Stabilization
The Tamron 17-70 F2.8 Di III-A VC features an optical image stabilization system which helps to reduce the blur that occurs due to shaking during hand-held shooting.
Zoom Method
Tamron 17-70 F2.8 Di III-A VC 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.
Maximum Magnification Ratio
Tamron 17-70 F2.8 Di III-A VC has a Max Magnification Ratio of 0.21x and has a minimum focusing distance of 0.19m.
Below are the 3 Standard Zoom type Sony E mount lens alternatives with highest max magnification ratios:
Aperture
Tamron 17-70 F2.8 Di III-A VC is a fixed aperture lens with a constant max aperture of f2.8 from 17mm all the way to the 70mm .
Focal Length |
Max Aperture |
Min Aperture |
17mm
|
F2.8 |
F22 |
70mm
|
F2.8 |
F22 |
Optical Formula
Tamron 17-70 F2.8 Di III-A VC's optical formula consists of 16 elements in 12 groups . Following special elements are used in this design:
- 1 aspherical
- 2 glass-molded aspherical elements
Lens Hood
Tamron 17-70 F2.8 Di III-A VC comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.
Body Colour
Tamron 17-70 F2.8 Di III-A VC is available in Black color.
Popular Comparisons of Tamron 17-70 F2.8 Di III-A VC
Here are the eight most popular comparisons of the Tamron 17-70 F2.8 Di III-A VC amongst Camera Decision readers.
Top Alternatives of Tamron 17-70 F2.8 Di III-A VC Lens
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