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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 too can 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 components in 10 teams together with one XLD aspect, two LD components, and two glass-molded aspherical components . It has a rounded 7 blade diaphragm which creates a sexy 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 provides an impressively shut 0.15m minimal focusing distance and a most magnification of 1:4. This lens has a moisture-resistant building, a fluorine coating to guard in opposition to 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
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 provides.
Word that it does step by step prolong additional by 1.7cms, although, as you zoom from 20mm to the 11mm focal size.
As with most different latest Tamron lenses that we have reviewed, construct high quality is okay. The Tamron 11-17mm Sony feels stable sufficient in your hand, regardless of its principally high-grade plastic building.
It has a metallic lens mount and it accepts 67mm filters. It is usually climate sealed, including some peace of thoughts in additional inclement circumstances.
The Tamron 11-20mm F2.8 Di III-A RXD has a reasonably slender, ridged focus ring. Handbook focusing is barely attainable by delving into the menu system – there isn’t any devoted AF/MF change to toggle between AF and MF on this lens.
The zoom ring is easy and well-balanced, however the guide focus ring is not significantly well-damped and and due to this fact feels gentle in use.
There are additionally no onerous stops on the ends of the focal vary, making it tougher to set focus at infinity. Polariser customers needs to be happy that the 67mm filter thread would 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.
It proved to be a really fast performer on the Sony A6600 digicam that we examined it with, and we hardly skilled any “searching”, both in good or unhealthy gentle, with the lens precisely focusing just about the entire time.
It is usually nearly utterly silent when auto-focusing, making it excellent for film capturing or for extra candid use.
The Tamron 11-20mm F2.8 Di III-A RXD would not function optical picture stabilisation, so you will need to depend on the digicam physique’s personal built-in stabilisation system (if it has one).
The Tamron 11-17mm for Sony lens is designed in Japan and made in China.
It is provided with a very good high quality plastic petal-shaped lens hood (HA046), however not with a bag or case.
Focal Vary
On the 11mm focal size the angle of view is 105° 20′.
On the 20mm focal size the angle of view is 71° 35′.
Chromatic Aberrations
Chromatic aberrations, sometimes seen as blue or purple fringes alongside contrasty edges, weren’t too obvious in our check pictures, solely showing in excessive distinction areas.
Mild 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 utterly forestall it.
17mm
70mm
Distortion
This lens suffers from some very apparent barrel distortion at 11mm and equally apparent pincushion distortion at 20mm.
17mm
70mm
Macro
The Tamron 11-20mm F2.8 Di III-A RXD provides 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.
Bokeh
Bokeh is a phrase used for the out-of-focus areas of {a photograph}, and is normally described in qualitative phrases, resembling easy / 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 endure from robust onion ring bokeh, although, with the bokeh rings seemingly made up of a lot of concentric circles, which can show off-putting for extra demanding customers.
Sharpness
So as 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.
Subsequent Web page
Sharpness: 1 »
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