The Sigma 19mm F2.8 EX DN is a compact and lightweight prime lens specifically designed for Sony E-mount cameras. With its wide focal length, it is ideal for landscape photography, street shooting, and even some astrophotography.
One of the standout features of this lens is its fast maximum aperture of f/2.8, which allows for a decent amount of light to enter, making it suitable for shooting in lower light conditions. The lens offers sharp images with good contrast, and its optical performance is impressive, especially considering the price point. With 7 elements arranged in 5 groups, including a double-sided aspherical lens, image quality remains exceptional across the frame, with minimal distortion and aberration.
As a prime lens, the Sigma 19mm encourages photographers to think creatively about composition and perspective. The focal length provides a wide field of view, making it a great choice for capturing architecture or expansive landscapes. The lens also features a smooth manual focus ring, making it easy to achieve precise focus when needed.
However, it is important to consider some of the drawbacks. While f/2.8 is a reasonably good aperture for low-light situations, it may struggle somewhat compared to faster primes with wider apertures, such as f/1.8 or f/1.4. Additionally, those looking for versatility may find themselves limited by the fixed focal length, which demands more thoughtful framing and perspective shifts.
The build quality is solid, but the lens may feel a little less durable compared to some of Sigma's higher-end offerings. The lack of weather sealing could be a consideration for those frequently shooting in adverse weather conditions.
The Sigma 19mm F2.8 EX DN lens for Sony E-mount cameras is an excellent choice for photographers looking for a compact, wide-angle prime lens with solid optical performance. While it may not compete with faster lenses in low light or provide the versatility of a zoom, its sharpness, lightweight design, and affordability make it a worthy addition to any photographer's kit. Whether you're a landscape photographer, a street shooter, or simply someone who enjoys the art of composition, this lens is worth considering.