The Sigma 28-45mm F1.8 DG DN Art lens for L-Mount systems is an exceptional piece of glass that combines versatility and high optical performance in a compact and beautifully crafted package. With a fast maximum aperture of F1.8 across the zoom range, this lens offers excellent low-light capabilities while also enabling stunning subject isolation with creamy bokeh.
Designed with the needs of professional photographers in mind, the build quality of the Sigma 28-45mm is impressive. It features a robust metal construction that feels solid in hand, along with weather-sealing that enhances its durability in challenging conditions. The lens also boasts a customizable lens function button and a smooth manual focusing ring, making it user-friendly and adaptable to a variety of shooting scenarios.
In terms of optical performance, the Sigma 28-45mm impresses with sharpness that is notably high from wide open at F1.8, maintaining clarity throughout the entire zoom range. This lens excels in both center sharpness and corner performance, making it a strong candidate for landscape, portrait, and general photography. However, like many wide-aperture zoom lenses, some users may notice moderate levels of distortion, particularly at the 28mm end.
Another aspect to consider is the weight. While it is not excessively heavy, its compact size bodes well for travel, yet the lens still has a noticeable heft compared to some competitors. This weight might be a concern for those looking to keep their gear as lightweight as possible.
In conclusion, the Sigma 28-45mm F1.8 DG DN Art lens for L-Mount is a remarkable choice for photographers seeking an all-in-one lens that excels in both quality and versatility. Its impressive optical performance, solid build, and fast aperture make it well-suited for a variety of shooting situations. While there are minor drawbacks such as distortion and weight, the overall performance and features make it a worthy investment for serious photographers looking to elevate their craft.