At first look, the Tamron 20-40mm f/2.8 is a little bit of an odd duck. It’s not an ultrawide lens, but it surely’s probably not a typical zoom lens both. It’s type of in between. Subsequent time you exit on a photograph stroll, do you have to decide this up as an alternative of a Tamron 28-75mm f/2.8 or 17-28mm f/2.8? Let’s have a look.
- Nice colours
- Climate sealed
- No guide focus swap
Tamron 20-40mm f/2.8 — Technical specs
All technical specs for the Tamron 20-40mm have been taken from the B&H web site:
- Minimal focus distance: 6.7” / 17mm
- Most magnification: 0.26x
- Macro replica ratio: 1:3.8
- Focus kind: Automated
- Picture stabilization: No
- Filter measurement: 67mm (entrance)
- Weight: 12.9oz / 365g
Tamron 20-40mm f/2.8 — Ergonomics and construct high quality
Much like most Tamron lenses, the 20-40mm f/2.8 has a modest however good construct high quality. It’s sporting a plastic physique with a steel mount and strong climate sealing. The lens may be very mild however feels premium when within the hand.
The Tamron 20-40mm has a pleasant measurement zoom ring with a brief throw. The main target ring is positioned on the entrance of the lens. It feels clean and spins simply.
One factor noticeably lacking from the Tamron 20-40mm is an AF/MF swap. I don’t use that swap usually, however there have been just a few instances whereas utilizing the lens that I want I had one out there.
It needs to be famous which you could nonetheless use guide focus with the lens, you’ll simply have to pick it in your digital camera menu as an alternative of on the physique of the lens.
Tamron 20-40mm f/2.8 — Within the discipline
The Tamron 20-40mm f/2.8 stunned me. At first, I wasn’t certain what I ought to use it for as a result of the 20-40mm vary struck me as an odd focal vary. My spouse and I traveled to Dallas, TX for the vacations so I assumed, why not carry the Tamron 20-40mm f/2.8 alongside and see the way it does as a journey companion?
For this objective, the Tamron 20-40mm completely shined. Being so mild and compact paired with my Sony A7iv, I might carry this combo with me in every single place with nice outcomes. The lens was enjoyable to make use of and I discovered myself actually having fun with utilizing it.
Tamron 20-40mm f/2.8 — Autofocus efficiency
Throughout my testing, the Tamron 20-40mm f/2.8 carried out nicely. It’s quick and correct. The motors are quiet and I might see this being a superb lens for gimbal work.
I had just a few instances whereas utilizing steady autofocus the place the main focus wouldn’t pull as I zoomed out. It didn’t occur each time however there have been just a few cases. I’m certain this could possibly be corrected with settings or presumably a future software program replace.
Tamron 20-40mm f/2.8 — Picture high quality
Picture high quality with the Tamron 20-40mm is nice. The photographs are tack sharp and delightful.
Distortion management and vignetting
As you would possibly anticipate with a wider zoom lens, there may be some distortion and vignetting. It’s fairly managed on the vast finish however could be a little heavier on the lengthy finish.
There’s a truthful quantity of pincushioning, however it is rather manageable and may simply be corrected in the course of the post-editing course of.
Ghosting and flaring
Throughout my time with the Tamron 20-40mm, I didn’t expertise a lot ghosting or flaring. I used to be capturing principally in the course of the center of the day and it carried out nice.
I discovered the photographs taken with the Tamron 20-40mm f/2.8 to be very sharp. I might haven’t any drawback trusting this lens.
Bokeh with the Tamron 20-40mm is good with a superb falloff. The Bokeh balls are fantastically spherical, even wide-open at f/2.8
I discovered the colour rendition on this lens to be excellent. I took the Tamron 20-40mm with me to an artwork museum whereas out exploring Dallas and was very pleased with the outcomes. The photographs under have been corrected for vignetting however are in any other case unedited so you possibly can see the outcomes.
Artist — Obey Big at Dallas Up to date