A compact high-resolution 20 mm F1.8 prime lens
Sony’s latest optical technology achieves impressive corner-to-corner resolution from maximum F1.8 aperture in a large-aperture wide-angle prime lens. It is also remarkably compact, and matched with an E-mount body makes up a versatile, mobile system with outstanding AF performance, control and reliability for a wide variety of shooting needs.
In the Box
Hood (model): ALC-SH162
Lens front cap: ALC-F675
Lens rear cap: ALC-R1EM
Softcase
Lens Specifications
| Mount | Sony E-mount |
| Format | 35 mm full-frame |
| Focal Length (mm) | 20 |
| 35 mm equivalent focal length (APS-C) | 30 |
| Lens Groups / Elements | 12-14 |
| Angle of View (35 mm) | 94 |
| Angle of View (APS-C) | 70 |
| Maximum aperture (F) | 1.8 |
| Minimum Aperture (F) | 22 |
| Aperture blades | 9 |
| Circular Aperture | Yes |
| Minimum focus distance | 0.19 m (AF), 0.18 m (MF) (0.63 ft [AF], 0.59 ft [MF]) |
| Maximum Magnification ratio (x) | 0.20 (AF), 0.22 (MF) |
| Filter Diameter (mm) | 67 |
| Image stabilisation (SteadyShot) | – (body-integrated) |
| Teleconverter compatibility (x1.4) | – |
| Teleconverter compatibility (x2.0) | – |
| Hood Type | Petal shape, bayonet type |
Size and Weight
| Dimensions (D x L) | 73.5 × 84.7 mm (3 × 3-3/8) |
| Weight | 373 g (13.2 oz) |
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