Sigma 50mm f/1.4 DG DN Art Lens - Leica L-Mount

The Sigma 50mm f/1.4 DG DN Art Lens for Leica Leica L-Mount is a standard prime lens from Sigma with an f/1.4 aperture and a 72mm filter size for the Leica L mount. It weighs 670g and is suited to landscape and travel use.

Technical Details

Sigma 50mm f/1.4 DG DN Art Lens for L-Mount. With its sophisticated optical performance and high-speed autofocus, the Sigma 50mm f/1.4 DG DN Art Lens is a perfect fit for Leica L-mount mirrorless cameras.

The 50mm focal length is an ideal choice for a variety of photography styles, including portraiture, landscapes, and general-purpose shooting. The bright f/1.4 maximum aperture allows for fine control of shallow depth of field.

The lens is built on the latest optical design technology, incorporating 14 elements in 11 groups, inclusive of three aspherical lenses and one SLD glass element. This design effectively combats various aberrations such as astigmatism and field curvature, which are beyond the correction capabilities of the camera.

The lens also boasts fast, silent focusing and superior tracking performance, making it versatile enough for shooting in low-light conditions, capturing moving subjects, and video recording.

Key Features

• High-speed autofocus
• Bright f/1.4 maximum aperture
• 14 elements in 11 groups, inclusive of three aspherical lenses and one SLD glass element
• Fast, silent focusing and superior tracking performance
• Water- and oil-repellent coating on front lens element

Prime standard-length lens designed for full-frame Leica L-mount mirrorless cameras, however, can also be used on APS-C models where it provides a 75mm equivalent focal length.

Bright f/1.4 maximum aperture offers control over depth of field and suits working in low-light conditions. Newly designed HLA (High-response Linear Actuator) focusing motor provides unprecedented high-speed, high-precision, and quiet AF.

Based on the latest optical design technology, the lens incorporates 14 elements in 11 groups, with 3 aspherical lenses and 1 SLD glass element. The lens effectively suppresses various aberrations such as astigmatism and field curvature, which cannot be corrected in-camera.

Equipped with a focus mode switch, an aperture ring click switch, an aperture ring lock switch to prevent unintended operation, and an AFL button to assign any function from the camera.

Rounded 11-blade diaphragm contributes to a smooth and pleasing bokeh quality when employing selective focus techniques. Front lens element has been treated with a water- and oil-repellent coating to benefit working in harsh environmental conditions. Dust and splash-resistant construction with a brass bayonet mount for ensured accuracy and durability.