| Focal Length | 20mm |
| Maximum Aperture | f/2.8 |
| Minimum Aperture | f/22 |
| Lens Mount | Sony E |
| Format Compatibility | Full-Frame |
| Angle of View | 94° 30' |
| Maximum Magnification | 0.5x |
| Macro Reproduction Ratio | 1:2 |
| Minimum Focus Distance | 4.3" / 10.92 cm |
| Optical Design | 10 Elements in 9 Groups |
| Diaphragm Blades | 7, Rounded |
| Focus Type | Autofocus |
| Image Stabilization | No |
| Filter Size | 67 mm (Front) |
| Dimensions (ø x L) | 2.87 x 2.5" / 73 x 63.5 mm |
| Weight | 221 g |