The Sigma 20mm f/1.4 DG HSM Art lens for Sony E-Mount is a premium ultra-wide-angle prime designed for full-frame photographers who demand exceptional image quality and low-light performance. Featuring a fast f/1.4 aperture, it excels in astrophotography, landscapes, architecture, and creative wide-angle compositions, delivering outstanding brightness and beautiful background separation. Its ultra-wide 20mm field of view allows you to capture expansive scenes with dramatic perspective and clarity.
Built as part of Sigma’s renowned Art series, this lens incorporates advanced optical elements to minimize distortion, flare, and chromatic aberrations while maintaining sharpness from edge to edge. The Hyper Sonic Motor (HSM) ensures fast, accurate, and quiet autofocus, with full-time manual override for precise control. A robust construction with high-quality materials enhances durability, making it a reliable choice for professional use in demanding environments.
| Lens Mount | Sony E-Mount (Full-frame compatible) |
| Focal Length | 20mm |
| Maximum Aperture | f/1.4 |
| Minimum Aperture | f/16 |
| Lens Construction | 15 elements in 11 groups |
| Angle of View | 94.5° |
| Minimum Focusing Distance | 27.6 cm |
| Maximum Magnification | 1:7.1 |
| Diaphragm Blades | 9 (rounded) |
| Autofocus | Hyper Sonic Motor (HSM) |
| Image Stabilization | No |
| Filter Size | N/A (bulb front element) |
| Dimensions | Approx. 90.7 × 155.8 mm |
| Weight | Approx. 1015g |
| Warranty Terms: | 1-year warranty covered by 101 Multimedia. |
| Brand | |
|---|---|
| Product Categories | Prime |
| Works with | Sony E/FE |