The SIGMA 28-45mm F1.8 DG DN | Art is the world’s first full-frame zoom lens with a constant maximum aperture of f/1.8. This innovative design ensures prime-like sharpness and clarity across the entire zoom range, setting a new standard for versatility in both stills and video production. Building on SIGMA's legacy with other large-aperture zoom lenses, such as the SIGMA 18-35mm F1.8 DC HSM | Art, this lens combines fast aperture and portability.
The lens features superior optical performance with excellent AF precision, bringing creative possibilities to filmmakers and photographers alike. With its fast f/1.8 aperture and sharp imaging throughout the zoom range, it delivers stunning results with exceptional bokeh and clarity. A true milestone for SIGMA's Art series, this lens is set to inspire and elevate both professional and enthusiast shooters across a wide range of applications.
Specification | Details |
---|---|
Lens Construction | 18 elements in 15 groups (5 SLD, 3 aspherical) |
Angle of View | 75.4° (W) - 51.3° (T) |
Number of Diaphragm Blades | 11 (rounded) |
Maximum Aperture | F1.8 |
Minimum Aperture | F16 |
Minimum Focusing Distance | 30cm / 11.9 in. |
Filter Size | 82mm |
Maximum Magnification | 1:4 at 45mm |
Weight | L-Mount: 960g / 33.9 oz. Sony E-mount: 950g / 33.5 oz. |
Dimensions (Diameter x Length) | L-Mount: 87.8 x 151.4mm / 3.5 x 6.0 in. Sony E: 87.8 x 153.4mm / 3.5 x 6.0 in. |
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