The SIGMA 28-45mm F1.8 DG DN | Art is the world's first full-frame zoom lens with a constant maximum aperture of F1.8, providing sharpness and clarity comparable to a prime lens.

Already the pioneer of unique, large-aperture zoom lenses, such as the SIGMA 18-35mm F1.8 DC HSM | Art and the SIGMA 24-35mm F2 DG HSM | Art, SIGMA introduces another fast, portable, and versatile tool to its Art lineup.

The SIGMA 28-45mm F1.8 DG DN | Art lens offers exceptional brightness and delivers sharpness and clarity similar to that of a prime lens across its entire zoom range. It is equipped with fast and precise autofocus and superior operability. This innovative lens sets a new standard for zoom lenses and expands creative possibilities. It will inspire full-frame filmmakers and provide unparalleled versatility to still photographers.

The world's first* full-frame, F1.8 maximum aperture zoom lens
SIGMA has achieved a groundbreaking milestone by introducing the world's first full-frame zoom lens with an impressive maximum aperture of F1.8! The remarkable SIGMA 28-45mm F1.8 DG DN | Art boasts an inner zoom mechanism, an impressive minimum focusing distance of 30cm throughout the entire zoom range, and a convenient filter size of φ82mm. Even more amazing is that this advanced lens weighs less than 1kg, offering photographers a portable and versatile option for both hand-held shooting and gimbal setups.

Excellent optical performance comparable to that of a prime lens
With each optical aberration meticulously corrected throughout the zoom range, the SIGMA 28-45mm F1.8 DG DN | Art rivals prime lenses for clarity and definition. Thanks to its advanced coatings, the lens produces clear images, even in backlit environments, while focus breathing is thoroughly suppressed, bringing expressive power to filmmakers and photographers.

High-speed AF speed and innovative features
The SIGMA 28-45mm F1.8 DG DN | Art delivers a range of professional features as impressive as its outstanding optical performance. With high-speed and adaptable AF, a durable weather-resistant structure, a de-clickable aperture ring, smooth manual focusing and on-barrel AFL buttons, all features combine to create a versatile photographic tool capable of responding to any situation.