Lenses & Optics

This is the world's first zoom lens with a constant F1.8 aperture for full-frame mirrorless camera systems.

Engineered for exceptional optical performance and fast autofocus, the Sigma 50mm f/1.4 DG DN Art Lens is designed for Leica L-mount mirrorless cameras.

Key Features

- Designed for Full-Frame cameras, with an f/3.5–6.3 variable aperture

- Versatile wide-to-telephoto zoom in a compact, lightweight build

- Fast, precise autofocus powered by Sigma’s HLA motor

- 13-blade rounded diaphragm for smooth, natural bokeh

- Integrated zoom lock and focus mode switches for control and convenience

- Close focusing capability from 9.9" to 25.6" across the zoom range

- Front element coated to repel water and oil for easier cleaning

- Dust- and splash-resistant body for reliable performance outdoors

• Sony E Lens/Full-Frame Format
• Super Multi-Layer Coating
• Aperture Range: F/1.4 to F/16
• Stepping Motor AF System
• Customizable AFL Button
• Physical Aperture Ring; De-Click Switch
• Rounded 11-Blade Diaphragm
• Weather-Sealed Design

• Leica L Lens/Full-Frame Format
• Super Multi-Layer Coating
• Aperture Range: F/1.4 to F/16
• Stepping Motor AF System
• Customizable AFL Button
• Physical Aperture Ring; De-Click Switch
• Rounded 11-Blade Diaphragm
• Weather-Sealed Design