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Sigma 28-70mm f2.8 DG DN Contemporary Lens for Sony E
Order in the next 13hrs 23mins for delivery on Sunday, 23 February, when you select Sunday delivery in the checkout (charges apply).
Sigma's 28-70mm f2.8 DG DN Contemporary lens provides uncompromised optical performance, combined with complete flexibility and portability. This lens is lightweight, compact and its versatile focal range and constant f2.8 aperture make it an ideal all-day use lens. Despite having fewer glass elements, the lens still sees a complex and advanced lens structure that provides the same professional optical performance as this lens's counterpart, the Sigma 24-70mm F2.8 D More
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Sigma's 28-70mm f2.8 DG DN Contemporary lens provides uncompromised optical performance, combined with complete flexibility and portability. This lens is lightweight, compact and its versatile focal range and constant f2.8 aperture make it an ideal all-day use lens. Despite having fewer glass elements, the lens still sees a complex and advanced lens structure that provides the same professional optical performance as this lens's counterpart, the Sigma 24-70mm F2.8 DG DN Art lens. And, it's that slightly narrower focal range is that allowed Sigma to make this lens 359g lighter, too! This lens is also equipped with various coatings that will further help produce pin-sharp images from edge-to-edge.
Sigma 28-70mm f2.8 DG DN Contemporary Lens Key Features:
- Uncompromised optical performance
- Lightweight, compact and an ideal general purpose lens
- Exceptional, professional build quality
- Wide, bright & fast constant f2.8 aperture
- 9 rounded aperture blade diapohragm for smooth bokeh
- Comprised of 16 glass elements in 12 groups
- Includes 3 Aspherical, 2 FLD and 2 SLD elements
- Thorough axial chromatic & sagittal coma aberration correction
- Fast and quiet stepping motor for near-silent autofocusing
- Pin-sharp images from the centre to the edge of each image
- Anti-ghosting design, Super Multi-Layer & NanoPorous Coatings
- Controlled flare for high-contrast results in backlit conditions
- Water and oil-repellent coating on the front element of the lens
- Designed for full frame mirrorless cameras
- Available in both L-Mount and Sony E-Mount
Expanded Sigma 28-70mm f2.8 DG DN Contemporary Lens Key Features:
Lens Construction
The Sigma 28-70mm is similar to that of Sigma's 24-70mm F2.8 DG DN Art lens, but being that slightly less wide-angle allowed for a significant reduction size and weight of the lens and yet, it still features an advanced and complex lens structure. The lens is comprised of 16 glass elements in 12 groups. This includes the use of three Aspherical, two FLD and two SLD elements. The FLD and SLD glass together offer some of the highest levels of low dispersion with extremely high light transmission, resulting in thorough axial chromatic aberration and sagittal coma aberration correction that cannot be achieved in-camera.
Additionally, the lens has an anti-ghosting design and the use of Super Multi-Layer Coatings and NanoPorous Coatings results in controlled flare and high-contrast images even in backlit conditions. And, to further the longevity of this lens, the front element is equipped with a water and oil-repellent coating, making it easier to clean.
The Overall Build
This lens provides the same high-level optical performance and precision as Sigma's 24-70mm F2.8 DG DN Art but in a much lighter, more portal and more manageable shell. The lens is 359g lighter than its counterpart and this is mainly due to the use of a TSC Polycarbonate (TSC) in its construction. This can bring about some concerns about processing accuracy, but rest assured, there's been no compromise with this lens build. This type of polycarbonate provides a similar level of thermal shrinkage as aluminium and this helps reduce the difference between thermal shrinkage of the lens's metal and non-metal parts. This results in stable performance, even when transiting between extreme temperatures.
What's in the box?
- 1 x Sigma 28-70mm f2.8 DG DN Contemporary Lens
- 1 x Lens Hood LH706-0
- 1 x Front Lens Cap
- 1 x Rear Lens Cap
FAQs:
What's the minimum focusing distance for this lens?
The minimum focusing distance is just 19 cm at the wide-end with a working distance of 6.9cm.
Does the part-plastic build make this lens feel flimsy?
No, not at all. Some lenses do suffer from this feeling, but the integration of polycarbonates in this lens has been extremely careful and thorough and has resulted in a precise and high-quality finish. The polycarbonate parts also see advanced lubricant technology which gives the focus and zoom rings a professional and sturdy feel.
Back to topProduct Specification
Angle Of View | 75.4 - 34.3 |
Aperture Blades | 9 |
Filter Thread [mm] | 67 |
Focal Length ~ Tele [mm] | 70.0 |
Focal Length ~ Wide [mm] | 28.0 |
Hood Model | LH706-01 |
Lens Elements | 16 |
Lens Groups | 12 |
Lens Mount | Sony E-Mount |
Lens Type | Standard Zoom |
Max Aperture ~ Tele | 2.8 |
Max Aperture ~ Wide | 2.8 |
Maximum Format Size | Full Frame |
Minimum Aperture | 22 |
Minimum Focus Distance [m] | 0.19 |
Size | 72.2mm x 101.5mm |
Weight [g] | 470.00 |