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Introduction
The Sigma 70-200mm F2.8 DG DN OS Sports activities is a quick telephoto zoom lens for Sony, Leica, Panasonic and Sigma 35mm full-frame sensor mirrorless cameras.It can be used with APS-C sensor cameras with an efficient improve in focal size to 105-300mm.The optical system is comprised of 20 parts in 15 teams, together with 6 “F” Low Dispersion (FLD) and a couple of Particular Low Dispersion (SLD) parts to scale back chromatic aberrations and coloration fringing, plus 3 aspherical lenses to restrict distortion and spherical aberrations.This lens has a minimal focusing distance of 65cm / 25.6″ with a most magnification ratio of 0.19x on the 70mm focal size.It incorporates a rounded 11-blade diaphragm which creates a really enticing blur to out-of-focus areas of the picture and an inner focusing and zooming mechanism means the lens barrel by no means strikes.This lens makes use of twin HLA (Excessive-response Linear Actuator) motors for quick, quiet and exact auto-focusing and full-time guide focus override can be attainable by rotating the main target ring whereas utilizing autofocus.It affords as much as 7.5 stops of built-in optical picture stabilisation at 70mm and 5.5 stops at 200mm and is supplied with two OS modes.The Tremendous Multi-Layer coating helps to make sure that flare and ghosting are well-controlled even in backlit circumstances and the lens mount has a mud and splash resistant construction with particular sealing on the mount connection, guide focus ring, zoom ring, and canopy connection.A standard aperture ring runs from f/2.8 to f/22 in third-stop increments with an Auto setting additionally obtainable for camera-based aperture choice.This lens additionally has a zoom lock change, a spotlight limiter and three customisable AFL buttons. There may be additionally a detachable rotating tripod collar/socket with a replaceable Arca-type appropriate foot.For L-Mount customers, two devoted teleconverters can be utilized with this lens – a 1.4x (TC-1411) and a 2x (TC-2011). The TC-1411 will increase the lens’s attain as much as 280mm and the TC-2011 as much as 400mm.The Sigma 70-200mm F2.8 DG DN OS Sports activities lens is out there in Sony E-Mount and L-Mount variations and is priced at £1499 / $1499 within the UK and USA, respectively.This lens was first introduced in November 2023. It’s designed and made in Japan.
Ease of Use
The Sigma 70-200mm F2.8 DG DN OS Sports activities is an impressively compact and light-weight zoom lens, measuring 20cms / 8.1in. in size and weighing in at 1335g / 47.1oz.
This contains the detachable tripod collar/socket, but it nonetheless manages to keep up a relentless aperture of F2.8 all through all the zoom vary.
This makes it the one of the crucial compact 70-200mm zooms in its class, when assessed as an AF appropriate, F2.8 fixed aperture zoom lenses for 35mm full-frame sensor cameras
It’s shorter and far lighter than the comparable 70-200mm f/2.8 DG OS HSM Sports activities DSLR model that we examined again in 2019.
It is a lens you could simply hand-hold for a very long time, with no actual want for it to be mounted on a tripod or monopod.
As demonstrated by the product pictures, it is a fantastic match even for a comparatively small digicam just like the Sony A7C II that we examined it with, the place it feels nicely balanced.
Whereas you should use it on a smaller APS-C physique, it will not steadiness very nicely in any respect (and the focal size may even change).
Construct high quality is superb given the reasonably priced price ticket. The lens has a plastic shell with a combination of metallic magnesium elements and a compound materials, TSC (Thermally Secure Composite), used inside.
It additionally incorporates a brass bayonet mount that is alleged to be extra sturdy than a standard steel mount. The optical parts are manufactured from high-grade glass.
The Sigma 70-200mm F2.8 DG DN OS Sports activities feels strong sufficient in your hand, regardless of its largely polycarbonate building.
The zoom ring is generously broad and it has a tactile ridged, rubberised grip band with a clean motion.
Due to its internal zoom design, the lens doesn’t prolong in any respect when absolutely zoomed out to 200mm, sustaining a relentless size.
The focusing ring is on the narrower facet and is situated in direction of the middle of the lens mount. There is not any distance scale and no depth of discipline scale on this lens.
There are not any laborious stops at both ends of the vary, both, making it more durable to set focus at infinity. Pol ariser customers needs to be happy that the 77mm filter thread does not rotate on focus.
By way of options, the Sigma 70-200mm F2.8 DG DN OS Sports activities affords all the things that you simply want from an expert telephoto zoom lens.
This very usefully contains built-in Vibration Discount, activated by the OS change on the lens barrel, which affords as much as 7.5 stops of compensation. The OS system has two modes – mode 1 is appropriate for common images, and mode 2 is finest for panning photographs of shifting topics.
The 70-200mm F2.8 DG DN OS Sports activities lens incorporates a conventional aperture ring for the primary ever time on a Sigma zoom.
It has 1/3EV stops starting from f/2.8 to f/22 and an Auto setting should you choose to set the aperture through the digicam physique.
There’s additionally a Lock change which both locks the aperture ring to Auto or to the aperture values, and a Click on change that allows you to de-click it for silent operation throughout film recording.
An AF/MF change on the facet of the lens makes it simple to modify between the 2 focusing programs.
In use, we discovered the focusing system to be quiet, quick and dependable with the lens mounted on a Sony A7C II digicam. It is also a really quiet performer, due to the newly developed built-in twin Excessive-response Linear Actuator motors, making it well-suited to video recording, particularly because it has additionally been designed to suppress focus respiration.
Focusing is usefully inner and guide focusing is feasible when set through the Focus change on the lens barrel. Full-time guide focus override can be obtainable by utilizing the Direct Guide Focus (DMF) perform on Sony cameras after which rotating the main target ring.
There’s a focus limiter change which has three settings, Full, 3m-infinity and closest focus distance-3m, which helps velocity up the auto-focusing if you understand how far your topic is from the lens. You can too use the Sigma USB dock to customize these ranges to your individual wants.
There are three devoted Auto Focus Lock (AFL) buttons situated between the zoom and focus rings that may be optionally re-configured to assign varied features to the lens barrel and there’s additionally a Customized Mode change with two obtainable modes.
The lens has a mud and splash-proof building with a water and oil repellent entrance coating that ought to assist it to face up to most inclement circumstances.
The tripod collar has a locking knob that permits the lens and digicam to rotate freely to place them horizontally or vertically. The magnesium tripod socket (TS-151) has a 1/4″ screw gap and is Arca Swiss appropriate.
The lens is equipped with plastic lens caps, a carbon-fibre bolstered plastic round cover-type lens hood (LH860-01) with a locking mechanism, and an excellent high quality padded case. The filter measurement is 77mm.
Word that this lens is just not appropriate with Sony’s 1.4x and 2x teleconverters and Sigma do not present their very own TCs for the E-mount system.
Sigma’s very helpful USB dock is not obtainable both for the Sony system, and this lens is not appropriate with the very quickest burst taking pictures charges that cameras just like the Alpha 1 or A9 III supply.
Focal Vary
On the 70mm focal size the angle of view is 34.3 levels.
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On the 200mm focal size the angle of view is 12.3 levels.
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Chromatic Aberrations
Chromatic aberrations, usually seen as purple or blue fringes alongside contrasty edges, are nicely managed with this lens.
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Vignetting
With the Sigma 70-200mm F2.8 DG DN OS Sports activities broad open at f/2.8, you possibly can see some noticeable mild fall-off within the corners. Stopping down helps, though to utterly eliminate this phenomenon, you’ll need to make use of an f-stop of at the very least f/5.6 or smaller.
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Distortion
There’s various barrel and pin-cushion distortion evident in each the JPEG and RAW recordsdata which you may must appropriate in post-processing till an appropriate lens profile is launched in your enhancing software program.
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Sunstars and Flare
The Sigma 70-200mm F2.8 DG DN OS Sports activities produces fairly good sunstars when stopped-down to f/22, as proven under, though it it a bit susceptible to flare when taking pictures instantly into the solar.
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Macro
The close-focus level is 65cm / 25.6″ from the movie/sensor airplane on the 70mm focal size and 100cm / 39.37″ at 200mm. It has a most magnification ratio of 1:5.2 / 0.19x on the 200mm focal size.
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Bokeh
Bokeh is a phrase used for the out-of-focus areas of {a photograph}, and is often described in qualitative phrases, equivalent to clean / creamy / harsh and many others.
One of many purpose to purchase such a quick lens because the Sigma 70-200mm F2.8 DG DN OS Sports activities is to have the ability to isolate the topic from the background.
Sigma have additionally used an iris diaphragm with 11 rounded blades for a really pleasing rendering of the out-of-focus highlights.
Under you may discover some examples, however you might be additionally inspired to take a look at our pattern pictures.
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Sharpness
With a view to present you ways sharp the Sigma 70-200mm F2.8 DG DN OS Sports activities lens is, we’re offering 100% crops on the next pages.
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