Sony 20 mm F2.8 Review

The extraordinary piece of optical engineering that is the Sony 20mm F2.8 lens, was developed to give great performance as well as superior picture quality. This prime lens is designed to work exclusively with full-frame E-mount cameras manufactured by Sony. It has a large depth of focus and performs exceptionally well in low light.

This lens is guaranteed to wow with its sophisticated features and high-quality design, whether you’re a professional photographer trying to capture breathtaking vistas or a creative hobbyist on the hunt for unusual viewpoints. Both types of photographers will find this lens useful.

$348.00 19 used from $265.00 6 new from $348.00
in stock
Sony SEL-20F28 E-Mount 20mm F2.8 Prime Fixed Lens

Key Specs

  • Focal Length: 20mm
  • Maximum Aperture: f/2.8
  • Format: 35mm full frame
  • Lens Groups / Elements: 9/10
  • Maximum Magnification Ratio: 0.13x
  • Minimum Aperture: f/22
  • Mount: Sony A-mount
  • Angle of View (35mm): 94°
  • Aperture Blades: 7
  • Circular Aperture: Yes
  • Filter Diameter: 72mm
  • Image Stabilization: – (Body integrated)
  • Minimum Focus Distance: 0.25m
  • Dimensions (Diameter x Length): 3-1/16 x 2-1/8″ (78 x 53.5mm)
  • Weight: 10.1 oz (285g)


In a wide range of lighting and shooting scenarios, the Sony 20mm F2.8 lens consistently produces work of the highest caliber. Its outstanding light-collecting capabilities are made possible by its wide maximum aperture of F2.8, making it possible to capture clear and detailed photos even in extreme low-light conditions. Because of its cutting-edge optical structure and aspherical lens components, this lens can generate pictures that are astonishingly crisp while also producing very little distortion.

Because it can focus quickly and precisely thanks to its rapid and accurate autofocus mechanism, this camera is ideal for capturing moving subjects or impromptu moments. This lens has a focal length of 20 millimeters, making it suitable for a broad variety of photographic applications, including astronomy, architecture, and landscape photography. The performance of the Sony 20mm F2.8 lens is outstanding as a whole, giving photographers the tools they need to realize their imaginative potential.

Autofocus System

The autofocus technology of the Sony 20mm F2.8 lens is extremely sophisticated and produces outstanding results. This lens offers rapid and accurate focusing, even in demanding shooting settings, since it is equipped with a fast and precise autofocus motor. The lens makes use of Sony’s cutting-edge autofocus algorithms, which allow for superior subject tracking and eye identification capabilities.

Because of this, it is very helpful for taking portraits as well as pictures of subjects that are moving quickly. Because the autofocus is so close to silence, it is perfect for use when recording video because it ensures that the sound of focusing will not disrupt the recording in any way. The autofocus technology of the Sony 20mm F2.8 lens is dependable and effective, allowing you to catch your subjects with ease and accuracy, regardless of whether you are taking stills or films.

Vibration Reduction

The Sony 20mm F2.8 lens does not have any optical image stabilization or vibration reduction technology integrated right into the lens itself. On the other hand, it is essential to keep in mind that the majority of Sony’s E-mount cameras already include in-body image stabilization (IBIS) devices built right in. Therefore, if the lens is used in conjunction with a camera that possesses IBIS, the user will be able to take use of the stabilizing capabilities of the camera.

Because of this, handheld photography may be enhanced, which in turn reduces the impacts of camera wobble and enables photographs that are crisper. If you want to get the most out of the image stabilization capabilities that are built into your camera, it is a good idea to be sure that the lens you want to use is compatible with your specific model.

Build Quality

The Sony 20mm F2.8 lens has a high build quality, which reflects Sony’s dedication to designing and constructing equipment that is long-lasting and dependable. The lens is made up of a variety of high-quality components, some of which are made of metal, which contributes to the product’s overall sturdy and solid sensation when held in hand. Because the lens barrel is resistant to dust and moisture as well as the rigors of professional use, it is suited for shooting in a wide range of environmental situations.

The lens’s overall design is tiny and lightweight, making it easy to handle and portable. The focus and aperture rings are both smooth, offering fine control over the lens’s functionality. The Sony 20mm F2.8 lens has a build quality that inspires trust and reliability in its user, regardless of whether they are working in the studio or outside in the field.

Handling and Ergonomics

The Sony 20mm F2.8 lens prioritizes the simplicity and comfort of its users throughout its design. Because of its small size and low weight, it is extremely convenient to take about and quick and simple to attach to your camera. Because of the lens’s excellent balance, holding it for long periods of time does not result in as much hand fatigue as it could otherwise. The aperture ring provides tactile feedback for simple control over the depth of field, while the smooth and responsive focus ring enables accurate manual focusing changes to be made.

In addition, the lens is equipped with a focus hold button that can be programmed to do a variety of different duties and may be easily accessed. In general, the handling and ergonomics of the Sony 20mm F2.8 lens are well thought out, which results in a shooting experience that is smooth and unobstructed.

Image Stabilization

A built-in optical image stabilization system is not included with the Sony 20mm F2.8 lens. This was already discussed previously. However, the lens is able to take advantage of the in-body image stabilization (IBIS) capabilities of Sony E-mount cameras, which allows it to benefit from the camera’s overall stabilization capabilities. Because it can detect and correct for camera shake, the IBIS technology enables you to take photographs that are crisper even in low-light situations or when the shutter speed is set more slowly.

This is especially helpful when shooting handheld or in other circumstances where the use of a tripod is not an option. The combination of the large maximum aperture of the lens with the image stabilization of the camera assures that you will be able to create photographs that are clear and free from blur, so broadening the creative options available to you.

Shooting Experience

When shooting with the Sony 20mm F2.8 lens, you will have a really satisfying and pleasurable experience overall. The lens has a wide focal length of 20 millimeters, which offers a distinctive viewpoint and enables you to take photographs of large landscapes or accentuate the magnitude of architectural structures. You have the opportunity to explore a variety of various creative options thanks to the lens’ wide aperture of F2.8, which allows for superb backdrop separation and exceptional performance in low light.

Whether you are taking still photographs or movies, the rapid and precise autofocus technology of the lens will allow you to immediately lock onto your objects. This will allow you to get the best possible shot. In addition, the design of the lens makes it simple to take around due to its small size and low weight, making it a good option for photographers who place high importance on mobility. The whole experience of shooting with the Sony 20mm F2.8 lens is one that is both engaging and exhilarating, enabling you to let your imagination run wild while capturing breathtaking photos.

Image Quality

Because of its sophisticated optical structure and high-quality lens components, the Sony 20mm F2.8 lens is capable of producing images of remarkable quality. Even when set to its widest aperture, the lens is capable of producing photos that are both crisp and detailed throughout the whole frame. Because chromatic aberrations and distortions are so thoroughly controlled, the final images have very few artifacts and colors that are true to life.

As a result of the lens’s aspherical elements and multi-coating technology, lens flare and ghosting are significantly reduced, enabling you to take images that are both contrast-rich and exceptionally clear. Because of the lens’s large aperture, which allows for great subject isolation and separation from the backdrop, the lens also produces a bokeh that is attractive to the eye. It doesn’t matter if you’re photographing landscapes, buildings, or anything else; the Sony 20mm F2.8 lens produces exceptional image quality that can satisfy even the most discriminating photographers.

Teleconverter Compatibility

Due to the fact that it is a prime lens with a predetermined focal length, the Sony 20mm F2.8 lens cannot be used in conjunction with teleconverters. In order to increase the total focal length range of a zoom lens, teleconverters are often combined with the lens. However, if you are using the Sony 20mm F2.8 lens, you will always have a focal length of 20mm regardless of whether or not you connect a teleconverter to the lens.

It is essential to be aware that teleconverters can have an impact on the picture quality, aperture, and focusing performance of a camera, which is why it is suggested to use them with zoom lenses that are compatible with teleconverters and are developed expressly for their usage.

Comparison with Competitors

When compared to other lenses of its like, the Sony 20mm F2.8 lens stands out due to the fact that it is very small and lightweight, in addition to producing images of exceptional quality, when compared to this lens, other lenses in the same focal length range may be bigger and heavier, which can make them more difficult to transport and handle. The lens has a wide maximum aperture of F2.8, which is an additional benefit since it enables superior performance in low-light conditions and more control over the depth of focus.

The Sony 20mm F2.8 lens is a standout in terms of picture quality because of its exceptional sharpness, low levels of distortion, and excellent control over aberrations. However, while comparing lenses, it is necessary to take into consideration your own demands and preferences about shooting since different lenses may provide distinctive features or focal length options that are tailored to particular types of photography or genres.


35 mm equivalent focal length (APS-C)11.82 in
Angle of View (APS-C)70°
Focal Length (mm)20mm
Format35 mm full frame
Lens Groups / Elements9/10
Maximum Magnification ratio (x)0.13x
Maximum aperture (F)2.8
Minimum Aperture (F)22
MountSony A-mount
Angle of View (35 mm)94°
Aperture Blades7
Circular ApertureYes
Filter Diameter (mm)72mm
Image stabilization (SteadyShot)– (Body integrated)
Minimum Focus Distance0.25 m
Dimensions (Diameter x Length)3-1/16 x 2-1/8″ (78 x 53.5mm)
Weight10.1 oz (285 g)

Pros and Cons

The Sony 20mm F2.8 lens has a number of desirable characteristics, including a design that is both compact and lightweight, exceptional picture quality, rapid autofocus performance, and a wide maximum aperture for photographing in low-light environments. The lens’ manufacturing quality is likewise impressive, as seen by its resistance to dust and moisture in its environment.

On the other hand, some photographers could view the absence of built-in image stabilization and incompatibility with teleconverters to be negative aspects of the camera. In order to establish whether or not these restrictions will have a substantial effect on your photography, it is essential to evaluate the preferences and needs of your shooting style.

Price and Availability

The Sony 20mm F2.8 lens has a price that is comparable to other products in its category, making it a great bargain when considering the features and the performance it offers.

Because it can be purchased at a large number of different authorized merchants and through various internet platforms, this lens is readily available to photographers all over the world. It is advisable, however, to check the current cost and availability in your area because these factors might differ depending on your region and the state of the market.

$348.00 19 used from $265.00 6 new from $348.00
in stock
Sony SEL-20F28 E-Mount 20mm F2.8 Prime Fixed Lens


The Sony 20mm F2.8 lens is a prime lens that is extremely capable of delivering great performance and image quality. This lens has a maximum aperture of 2.8. For photographers that place a high emphasis on mobility as well as creative potential, this camera is an excellent option because of its wide-angle perspective, as well as its compact and lightweight construction.

The quick autofocus technology, large maximum aperture, and cutting-edge optics of the lens ensure that you will be able to create amazing photographs no matter what the lighting or subject matter is. In spite of the fact that it does not have an integrated image stabilization system and is not compatible with teleconverters, the lens’ overall performance and image quality make it an excellent purchase for photographers who are eager to broaden their creative boundaries.

Sony 20 mm F2.8 FAQs

Q. Is the Sony 20mm F2.8 lens compatible with Sony E-mount cameras?
A. No, the Sony 20mm F2.8 lens is designed for Sony A-mount cameras. It is not directly compatible with Sony E-mount cameras. However, you can use the lens with an A-mount to E-mount adapter to achieve compatibility with E-mount cameras.
Q. Does the Sony 20mm F2.8 lens have built-in image stabilization?
A. No, the Sony 20mm F2.8 lens does not have built-in optical image stabilization. However, if you use it with a Sony A-mount camera that features in-body image stabilization (IBIS), you can benefit from the camera’s stabilization capabilities.
Q. Is the Sony 20mm F2.8 lens weather-sealed?
A. While the Sony 20mm F2.8 lens is not explicitly marketed as weather-sealed, it does feature a dust and moisture-resistant construction. This means that it can withstand some environmental conditions, but it is not fully weather-sealed like some of Sony’s higher-end lenses.
Q. Can the Sony 20mm F2.8 lens be used for astrophotography?
A. Yes, the Sony 20mm F2.8 lens is well-suited for astrophotography. It’s wide focal length and a fast aperture of F2.8 allow for capturing expansive views of the night sky and collecting more light in low-light conditions, resulting in stunning astrophotography images.
Q. Does the Sony 20mm F2.8 lens support manual focus override?
A. Yes, the Sony 20mm F2.8 lens allows for manual focus override. This means that even when the lens is set to autofocus mode, you can manually adjust the focus ring to fine-tune the focus manually if desired. This feature provides greater flexibility and control over the focusing process.


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