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Tamron 11-20mm F2.8 Di III-A RXD Evaluation



Introduction

Launched in April 2021, the Tamron 11-20mm F2.8 Di III-A RXD is a quick ultra-wide-angle zoom lens with a continuing F2.8 aperture all through the focal vary.

This Tamron lens is designed for Sony E-mount APS-C sensor mirrorless cameras, such because the flagship A6600. You can too use it with full-frame Sony Alpha fashions, simply as long as you set them to APS-C crop mode.

It is formally the world’s first ever F2.8 wide-angle zoom lens for APS-C cameras, providing a flexible zoom vary that gives an equal focal vary of 17-30mm in 35mm full-frame phrases.

The Tamron 11-17mm Sony options 12 parts in 10 teams together with one XLD ingredient, two LD parts, and two glass-molded aspherical parts . It has a rounded 7 blade diaphragm which creates a pretty blur to the out-of-focus areas of the picture.

The Tamron 11-17mm has an RXD (Speedy eXtra-silent stepping Drive) autofocus motor that delivers very quick and quiet auto-focusing.

It presents an impressively shut 0.15m minimal focusing distance and a most magnification of 1:4.

This lens has a moisture-resistant development, a fluorine coating to guard towards mud, filth, and smearing, and a BBAR-G2 coating to suppress flare and ghosting.

The Tamron 11-20mm F2.8 Di III-A RXD lens is priced at round £819 / $829 within the UK and the US, respectively.

Ease of Use

Tamron 11-20mm F2.8 Di III-A RXD

Weighing in at 335g and measuring simply over 8.6cm in size, the Tamron 11-20mm F2.8 Di III-A RXD is a really compact and light-weight lens contemplating the quick most aperture and the versatile wide-angle zoom vary that it presents.

Word that it does step by step lengthen additional by 1.7cms, although, as you zoom from 20mm to the 11mm focal size.

Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD

As with most different latest Tamron lenses that we have reviewed, construct high quality is ok. The Tamron 11-17mm Sony feels strong sufficient in your hand, regardless of its principally high-grade plastic development.

It has a metallic lens mount and it accepts 67mm filters. Additionally it is climate sealed, including some peace of thoughts in additional inclement situations.

Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD

The Tamron 11-20mm F2.8 Di III-A RXD has a reasonably slender, ridged focus ring. Guide focusing is simply attainable by delving into the menu system – there isn’t any devoted AF/MF swap to toggle between AF and MF on this lens.

The zoom ring is clean and well-balanced, however the handbook focus ring is not notably well-damped and and due to this fact feels gentle in use.

Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD

There are additionally no arduous stops on the ends of the focal vary, making it more durable to set focus at infinity. Polariser customers must be happy that the 67mm filter thread does not rotate on focus.

The Tamron 11-17mm Sony zoom lens makes use of an RXD (Speedy eXtra-silent stepping Drive) autofocus motor for quick and quiet auto-focusing.

Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD

It proved to be a really fast performer on the Sony A6600 digital camera that we examined it with, and we hardly skilled any “looking”, both in good or dangerous gentle, with the lens precisely focusing nearly all the time.

Additionally it is virtually fully silent when auto-focusing, making it excellent for film taking pictures or for extra candid use.

Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD

The Tamron 11-20mm F2.8 Di III-A RXD does not function optical picture stabilisation, so you may must depend on the digital camera physique’s personal built-in stabilisation system (if it has one).

Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD

The Tamron 11-17mm for Sony lens is designed in Japan and made in China.

It is equipped with a superb high quality plastic petal-shaped lens hood (HA046), however not with a bag or case.

Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD

Focal Vary

On the 11mm focal size the angle of view is 105° 20′.

Sigma 35mm F1.4 DG HSM

On the 20mm focal size the angle of view is 71° 35′.

Sigma 35mm F1.4 DG HSM

Chromatic Aberrations

Chromatic aberrations, sometimes seen as blue or purple fringes alongside contrasty edges, weren’t too obvious in our check photographs, solely showing in excessive distinction areas.

Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD

Gentle Fall-off

With the lens set to its most aperture of f/2.8, there’s some gentle fall-off within the corners, requiring you to cease down by at the very least 3 f-stops to fully stop it.

Tamron 11-20mm F2.8 Di III-A RXD

17mm

Tamron 11-20mm F2.8 Di III-A RXD

70mm

Distortion

This lens suffers from some very apparent barrel distortion at 11mm and equally apparent pincushion distortion at 20mm.

Tamron 11-20mm F2.8 Di III-A RXD

17mm

Tamron 11-20mm F2.8 Di III-A RXD

70mm

Macro

The Tamron 11-20mm F2.8 Di III-A RXD presents a minimal focusing distance of 0.15m /5.9 in. with a most magnification of 1:4, when set to the 11mm focal size, which makes it surprisingly helpful for close-ups.

On the 20mm focal size the minimal focusing distance of 0.24m /9.4 in with a most magnification of 1:7.6.

Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD

Bokeh

Bokeh is a phrase used for the out-of-focus areas of {a photograph}, and is often described in qualitative phrases, corresponding to clean / creamy / harsh and so on.

Within the 11-20mm F2.8 Di III-A RXD lens, Tamron have employed an iris diaphragm with 7 rounded blades, which has resulted in pretty interesting bokeh.

This lens does undergo from robust onion ring bokeh, although, with the bokeh rings seemingly made up of a number of concentric circles, which can show off-putting for extra demanding customers.

Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD
Tamron 11-20mm F2.8 Di III-A RXD

Sharpness

To be able to present you the way sharp the Tamron 11-20mm F2.8 Di III-A RXD lens is, we’re offering 100% crops on the next pages.

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