Sigma A company called, brand new 28-45mm F1.8 DG DN Art lens It shook the world of full-frame lenses by introducing it to the market. This innovative lens It contains many firsts and this makes it suitable for both professional and enthusiast photographers. extremely attractive makes it an option. Let’s take a closer look at what makes this lens so special.
Sigma 28-45mm F1.8 DG DN, fixed f/1.8 aperture It is the world’s first full-frame zoom lens with aperture. This impressive feature Exceptional low-light performance and beautiful background blur (bokeh) throughout the entire zoom range It allows.
Imagine capturing stunning portraits with dreamy backgrounds at any focal length from wide angle to slightly telephoto. Still f/1.8 aperture Its aperture also rivals the performance of many high-quality prime lenses, without the need to change lenses for different lighting conditions. outstanding image quality offers.
Despite its impressive capabilities, Sigma hasn’t sacrificed portability. The lens uses an internal zoom mechanism that ensures the overall length remains constant while zooming. This eliminates the “lens shift” experienced with some zoom lenses and makes it ideal for travel or street photography It makes you feel better. Additionally, focusing distance can be adjusted throughout the zoom range, simplifying focusing calculations for close-ups. fixed 30cm It remains as.
Great Focus and Exceptional Quality
Sigma 28-45mm F1.8 DG DN features an advanced 18-element, 15-group lens structure. This complex design effectively minimizes chromatic aberration and other optical distortions. 5 SLD (Special Low Dispersion) elements and includes 3 aspherical lenses.
These elements work together to deliver sharp, clear images across the entire frame, even at wider apertures. Also Sigma nanoporous coating and super multi-layer coating technology further improves image quality by reducing flare and ghosting, especially when shooting in backlit situations.
Sigma hasn’t compromised on pro-level features either. The lens uses a high-speed HLA linear motor for fast and quiet autofocus, ensuring you never miss a moment. The bi-directional focusing ring allows precise manual focus adjustments, perfect for situations requiring precise control.
The lens also features a variety of physical controls, including an aperture ring, an infinity aperture switch, an aperture lock switch, two customizable AFL buttons (for assigning specific functions), and a locking petal-shaped lens cap.
Built to withstand the rigors of professional use, the Sigma 28-45mm F1.8 DG DN comes with a dust- and splash-proof lens body. The front lens assembly also comes equipped with a water- and oil-resistant coating, making it suitable for shooting in harsh environments. Whether you’re braving the elements or navigating dusty terrain, you can be confident your lens will perform flawlessly.
With exceptional image quality, constant-speed aperture and versatile zoom range, the Sigma 28-45mm F1.8 DG DN Art lens offers an all-in-one package for a wide range of photographers. Portrait photographers will appreciate the beautiful bokeh and low-light features, while landscape and street photographers will benefit from the versatile zoom range and exceptional sharpness.