| Attribute | Value |
|---|---|
| Lens Construction | 14 elements in 12 groups, including 2 AA (advanced aspherical) elements and three ED (Extra-low Dispersion) glass elements; Nano AR Coating |
| Diameter | 73.5 mm |
| Diagonal Angle of View | 94.00 degree |
| Diaphragm Blades Type | rounded |
| Aperture | 1.80 - 22.00 f |
| Notes | Dust- and moisture-resistant construction; manual aperture ring with de-click toggle switch |
| Filter Size | 67 mm |
| Magnification Ratio | 0.2 x |
| Closest Focus | 0.19 m |
| Focus Details | Internal focus with wo XD (eXtreme Dynamic) Linear Motors; AF/MF switch; Customizable Focus-hold button |
| Length | 84.7 mm |
| Diaphragm Blades | 9 |
| APS Equivalent | 30mm |
| Focal Length | 20.00 mm |
| Image Circle | 35mm |
| Brand | Sony |
| Name | Sony FE 20mm f/1.8 G |
| Weight | 373 g |
| Type | Ultra-wide angle prime |
| 35mm Equivalent | Add |
| Effective Reduction in Aperture | Add |
| Focal Length Multiplier | Add |
| APS-C Equivalent | Add |
| Zoom System | Add |
| Front Element Rotation | Add |