Sigma 20mm F2 DG DN Contemporary Lens – Compact Ultra-Wide Prime for Mirrorless Cameras

The Sigma 20mm F2 DG DN Contemporary Lens is a premium ultra-wide-angle prime lens designed for full-frame mirrorless cameras. Part of Sigma's renowned I-series lineup, this lens combines exceptional optical performance, a bright F2 aperture, and a sleek, compact design. Weighing just 370g and measuring 72.4mm in length, this lens is a practical, portable choice perfect for landscapes, astrophotography, wide-angle portraits, weddings, and interiors. Built with all-metal construction and a manual aperture ring, it delivers a satisfying and intuitive photography experience.

Key Features

• Ultra-Wide 20mm Focal Length: Perfect for landscapes, interiors, astrophotography, and wide-angle portraits, with a unique field of view.


• Bright F2 Aperture: Allows for excellent low-light performance and creative depth-of-field control for dynamic compositions.


• Compact and Lightweight Design: Weighs just 370g and measures 72.4mm in length, making it highly portable for everyday use.


• Sagittal Coma Flare Control: Optimized for astrophotography, ensuring sharp and clean star images without distortion.


• Exceptional Build Quality: All-metal construction with a premium finish, magnetic lens cap, and manual aperture ring for a tactile, professional feel.


• Part of the I-Series Lineup: Matches perfectly with other I-series F2 primes like the 24mm, 35mm, and 65mm lenses, offering a versatile and cohesive lens set.


• Advanced Optical Design: Features 13 elements in 11 groups, including high-quality glass to reduce aberrations and deliver edge-to-edge sharpness.


• Multi-Mount Compatibility: Available for L-Mount and Sony E-mount, ensuring seamless integration with popular mirrorless systems.

Specifications

• Focal Length: 20mm


• Maximum Aperture: F2


• Minimum Aperture: F22


• Lens Construction: 13 elements in 11 groups


• Diaphragm Blades: 9, Rounded


• Minimum Focus Distance: 22cm (8.7 inches)


• Maximum Magnification Ratio: 1:6.7


• Filter Thread Size: 62mm


• Dimensions: 70mm x 72.4mm (2.8" x 2.9")


• Weight: 370g (13.1 oz)


• Mounts Available: L-Mount, Sony E-Mount


• Format Compatibility: Full-Frame

Why Choose the Sigma 20mm F2 DG DN Contemporary Lens?

The Sigma 20mm F2 DG DN Contemporary Lens offers a perfect balance of exceptional image quality, portability, and premium build quality. Its bright F2 aperture and ultra-wide 20mm focal length make it ideal for photographers who want a lightweight, versatile lens for capturing landscapes, astrophotography, and creative compositions. With its beautiful I-series design and tactile features like a manual aperture ring and magnetic lens cap, this lens is as enjoyable to use as it is effective in delivering stunning results.

Recommended Uses

• Astrophotography


• Landscape Photography


• Wide-Angle Portraits


• Wedding Photography


• Interior Photography


• Travel and Everyday Photography

Frequently Asked Questions (FAQ)

• Q: Is this lens compatible with APS-C cameras?
  A: Yes, this lens can be mounted on APS-C cameras, providing an equivalent focal length of approximately 30mm due to the crop factor.


• Q: Is this lens suitable for astrophotography?
  A: Absolutely! The well-controlled sagittal coma flare makes this lens an excellent choice for capturing sharp, distortion-free star images.


• Q: What is the build quality of this lens?
  A: The lens features all-metal construction with a sleek design, a manual aperture ring, and a magnetic lens cap, embodying the premium quality of Sigma's I-series.


• Q: What mounts are available for this lens?
  A: The Sigma 20mm F2 DG DN Contemporary Lens is available for L-Mount and Sony E-Mount mirrorless cameras.


• Q: How portable is this lens?
  A: Weighing just 370g and measuring 72.4mm in length, this lens is compact and lightweight, making it ideal for travel and everyday use.

Discover More

The Sigma 20mm F2 DG DN Contemporary Lens is your perfect companion for ultra-wide-angle photography. With its compact design, bright F2 aperture, and exceptional optical performance, this lens is ideal for astrophotography, landscapes, and beyond. Elevate your creativity and experience the joy of shooting with Sigma's I-series. Add this lens to your gear today!