Sigma 28-70mm F2.8 DG DN | Contemporary
This is a full-frame zoom lens for Sony E and L-Mount, covering 28-70 mm and a maximum aperture of f/2.8. It weighs 470 g and is weather-sealed. That combination suits street and travel photography.
It is a compact and lightweight standard zoom lens designed for full-frame mirrorless cameras. It offers a constant f/2.8 maximum aperture throughout the zoom range, providing excellent low-light performance and depth-of-field control. The lens features a stepping motor for fast and quiet autofocus, making it suitable for both photography and videography. Its optical design includes two FLD, two SLD, and three aspherical elements to minimize aberrations and deliver sharp, high-contrast images. The lens's compact size and weather-sealed construction make it an ideal choice for photographers seeking portability without compromising performance.
- f/2.8
- Aperture
- 28–70mm
- Focal
- 470 g
- Weight
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General-purpose
PortraitSpecification
- Lens type
- Standard zoom lens
- Max Format size
- Full Frame
- Focal length
- 28-70 mm
- Image stabilization
- No
- Lens mount
- Sony E, L-Mount
- Maximum aperture
- f/2.8
- Minimum aperture
- f/22
- Aperture ring
- No
- Number of diaphragm blades
- 9 (rounded)
- Optical construction
- 16 elements in 12 groups
- Minimum focusing distance
- 0.19 m (7.5 in) at wide end
- Maximum magnification
- 0.3x
- Filter size
- 67 mm
- Dimensions
- 72.2 mm (diameter) x 101.5 mm (length)
- Weight
- 470 g (1.04 lbs)
- Weather sealing
- Yes (dust and splash resistant)
- Usage
- General-purpose, portrait, landscape photography
Wide open at 2 m, background blur ≈ 2.5% of the frame width
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