| Attribute | Value |
|---|---|
| Lens Construction | 8 elements in 6 groups, including 3 aspherical elements |
| Diameter | 60.6 mm |
| Diagonal Angle of View | 59.30 degree |
| Diaphragm Blades Type | rounded |
| Aperture | 2.80 - 22.00 f |
| Notes | Lens mounts: Sony E-Mount, Micro Four Thirds. Sigma's Super Multi-Layer Coating. |
| Filter Size | 46 mm |
| Magnification Ratio | 0.14 x |
| Closest Focus | 0.2 m |
| Focus Details | Inner focusing with linear AF motor |
| Length | 45.7 mm |
| Diaphragm Blades | 7 |
| APS Equivalent | 1.5x: 28.5mm; 2.0x: 38mm |
| Focal Length | 19.00 mm |
| Image Circle | APS-C |
| Brand | Sigma |
| Name | Sigma 19mm F2.8 EX DN |
| Weight | 140 g |
| Type | Wide Prime |
| 35mm Equivalent | Add |
| Effective Reduction in Aperture | Add |
| Focal Length Multiplier | Add |
| APS-C Equivalent | Add |
| Zoom System | Add |
| Front Element Rotation | Add |