Description
Characteristics
| General | |
| WEIGHT | Approx. 355g (12.6 oz) |
| General features | |
| Minimum focusing distance | 0.2 m (0.66 ft) from the focal plane |
| Focal length | 20 mm |
| Number of diaphragm plates | 7 (round aperture) |
| Lens construction | 13 elements in 11 groups (including 2 elements of ED glass lens, 2 aspherical lenses and Nano-Crystal lens elements) |
| Maximum aperture | f / 1,8 |
| Filter plugin size | 77 mm (P = 0.75 mm) |
| Minimum diaphragm | f / 16 |
| Viewing angle | Nikon FX Film SLR and D-SLR Cameras: 94 °, Nikon DX SLR Cameras: 70 ° |


