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Tamron 17-70 F2.8 Di III-A VC RXD Sony E Review

Tamron 17-70 F2.8 Di III-A VC RXD

Main Features

  • 17-70mm Focal Range
  • F2.8 Max Aperture
  • Image Stabilization
  • Weather Sealed
  • Filter Thread: 67mm
  • Max Format: APS-C / DX
  • Sony E Mount
  • Weight: 525g.
  • Diameter: 75mm
  • Length: 119mm
  • Min Focus Distance:0.19m
  • Max Magnification:0.21x
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Tamron 17-70 F2.8 Di III-A VC Overview

Tamron 17-70 F2.8 Di III-A VC is an Auto Focus (AF) Standard Zoom lens with APS-C / DX max sensor coverage and it is designed to be used with Sony E mount cameras.

Lens Mount

Tamron 17-70 F2.8 Di III-A VC 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 ZV-E10, Sony A6600 and Sony A6100.

Tamron 17-70 F2.8 Di III-A VC is also available in Fujifilm X mount.

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

https://cameradecision.com/lenses/img/other/Tamron-17-70-F2.8-Di-III-A-VC-RXD-Sony-E-sealing.jpg
Weather Sealings of the Tamron 17-70 F2.8 Di III-A VC

Tamron 17-70 F2.8 Di III-A VC 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 17-70 F2.8 Di III-A VC with a weather sealed camera body such as Sony A6600, Sony A6400 and Sony A6500.

Optical Image Stabilization

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.

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 .

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 is the eight most popular comparisons of 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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Sigma 18-50mm F2.8 DC DN Contemporary Lens Sigma 18-50mm F2.8 DC DN Contemporary
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Sony E 16-55mm F2.8 G Lens Sony E 16-55mm F2.8 G
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APS-C / DX 494gr AF Amazon B&H Photo
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Sony E 70-350mm F4.5-6.3 G OSS Lens Sony E 70-350mm F4.5-6.3 G OSS
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APS-C / DX 625gr AF Amazon B&H Photo

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**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Pros and Cons of Tamron 17-70 F2.8 Di III-A VC RXD


PROs
Image Stabilization
Weather Sealed
Built-in Autofocus
Hood supplied
Fast and Bright at Wide end
Fast and Bright at Tele end
Constant f2.8 Aperture throughout the range

CONs
Lens Extents while focusing
Tamron 17-70 F2.8 Di III-A VC RXD Alternatives in Sony E Mount
Model Coverage Weight Focusing Street Price
Sony Vario-Tessar T E 16-70mm F4 ZA OSS Lens Sony Vario-Tessar T E 16-70mm F4 ZA OSS
Compare
APS-C / DX 308gr AF Amazon B&H Photo

Tamron 17-70 F2.8 Di III-A VC Detailed Specifications


General
Brand Tamron
Lens Type Zoom
Lens Type Standard Zoom
Lens Mount Sony E
Max Format APS-C / DX
Focal Range 17-70mm
Image Stabilization Yes
Colour Black
Zoom Method Rotary (extending)
Power Zoom No
Zoom Lock No
Zoom Ratio 4.1X
APERTURE
Max Aperture F2.8
Min Aperture F22
Aperture Ring No
Diaphragm Blades 9
Optics
Optical Elements 16
Optical Groups 12
Special Elements 1 aspherical + 2 glass-molded aspherical elements

FOCUSING
Min Focus Distance 0.19m
Max Magnification 0.21X
Autofocus Yes
AF Motor Type Stepper motor
Focus Method Internal
Focus Distance Limiter No
Distance Scale No
DoF Scale No
PHYSICAL SPECS
Weight 525g
Diameter 75mm
Length 119mm
Weather Sealing Yes
Filter Thread 67mm
Filter Notes -
Hood Supplied Yes
Tripod Collar No
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Frequently Asked Questions about Tamron 17-70 F2.8 Di III-A VC RXD
is the Tamron 17-70 F2.8 Di III-A VC RXD a Weather Sealed lens?
What is the Minimum Focusing Distance of Tamron 17-70 F2.8 Di III-A VC RXD
is the Tamron 17-70 F2.8 Di III-A VC RXD an Autofocus (AF) lens?
What is the Filter Thread Size of Tamron 17-70 F2.8 Di III-A VC RXD
Does Tamron 17-70 F2.8 Di III-A VC RXD have Image Stabilization?
Does Tamron 17-70 F2.8 Di III-A VC RXD have Aperture Ring?
What is the Maximum Magnification Ratio of Tamron 17-70 F2.8 Di III-A VC RXD
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