Item Includes

• Sigma 20mm f/1.4 DG DN Art Lens (Sony E Mount)
• Front Lens Cap
• Rear Lens Cap
• Lens Hood
• Sigma 4 Year Warranty

Overview

The Sigma 20mm f/1.4 DG DN Art is a professional ultra-wide prime lens for Sony E-mount full-frame mirrorless cameras. Known for its exceptional sharpness, bright aperture, and strong low-light performance, it is widely used for landscapes, architecture, and astrophotography. Built to deliver edge-to-edge image quality with minimal distortion, it is a high-end creative tool for demanding photographers.

Key Features

• Ultra-wide 20mm focal length for expansive compositions
• Fast f/1.4 aperture for low-light shooting and depth control
• Designed for Sony E-mount full-frame mirrorless cameras
• Sharp, high-contrast results with minimal distortion
• Optimized for astrophotography with reduced coma flare
• Manual Focus Lock (MFL) for stable long exposures
• Fast, quiet autofocus with STM motor
• Aperture ring with click and lock options
• 82mm front filter thread plus rear filter holder
• Durable brass mount construction

Specifications

• Focal Length: 20mm
• Aperture Range: f/1.4 to f/16
• Lens Mount: Sony E
• Format Compatibility: Full-Frame (APS-C equivalent ~30mm)
• Angle of View: 94.5°
• Minimum Focus Distance: 9.1" (23 cm)
• Magnification: 0.16x
• Optical Design: 17 elements in 15 groups
• Diaphragm Blades: 11 (rounded)
• Focus Type: Autofocus (STM)
• Image Stabilization: No
• Filter Size: 82mm (front) + rear filter holder
• Dimensions: 3.5 x 4.4 in (87.8 x 113.2 mm)
• Weight: 22.2 oz (630 g)