Sigma 20mm F1.4 DG DN Art Review

The Sigma 20mm F1.4 DG DN Art lens is a fantastic all-around lens that is great for shooting wide open. It has excellent build quality and a compact design, making it a viable option for Sony E-mount users. The lens produces smooth and clean bokeh, with a nice transition from in to autofocus areas. It also handles chromatic aberration and sharpness well, especially when shooting wide open for astrophotography.

The Sigma 20mm F1.4 DG DN Art lens is an outstanding option for photographers looking for a fast wide-angle prime lens. Despite the bulk and size that comes with a 20mm 1.4 lens, the Sigma 20mm is surprisingly compact at only 635 grams.

The autofocus on the Sigma 20mm 1.4 Art lens is quiet, fast, and accurate, making it suitable for a variety of shooting scenarios.

The Sigma 20mm F1.4 DG DN Art lens is an outstanding option for photographers looking for a fast wide-angle prime lens. Despite the bulk and size that comes with a 20mm 1.4 lens, the Sigma 20mm is surprisingly compact at only 635 grams. It boasts excellent build quality and features a 82mm filter, a push-button hood, and a responsive focus ring with good haptic feedback. The lens also offers de-clicking of the aperture ring, a locking mechanism for the aperture and manual focus modes, a manual focus selector switch, and a customizable button. The lens is also capable of getting a 1:6 reproduction ratio, allowing for close-up shots and macro capabilities.The autofocus on the Sigma 20mm 1.4 Art lens is quiet, fast, and accurate, making it suitable for a variety of shooting scenarios. It also handles chromatic aberration well, and the bokeh is smooth and clean, providing a nice transition from in to autofocus areas. The lens is also sharp when shooting wide open, and performs impressively for astrophotography with minimal coma and good sharpness in the corners.One downside to the lens is that it exhibits some breathing when manually focusing, with a slight change in focal length. Additionally, there may be some minor fringing in the background, but overall, the performance of the lens is commendable, especially when shooting wide open for astrophotography.In conclusion, the Sigma 20mm F1.4 DG DN Art lens is a top performer, offering excellent image quality and build construction. It is a great option for photographers looking for a fast ultra-wide prime lens, particularly for astrophotography and wide-angle landscape shots.

The lens is sharp when shooting wide open, performs impressively for astrophotography with minimal coma and good sharpness in the corners.