Product Specifications
| Focal Length | 21mm |
| Maximum Aperture | f/22 |
| Minimum Aperture | f/4 |
| Camera Mount Type | Leica M |
| Angle of View | 91° |
| Minimum Focus Distance | 1.6′ / 50 cm |
| Optical Design | 8 Elements in 6 Groups |
| Filter Thread | 39mm |
| Dimensions | ø: 2.2 x L: 1.0″ / ø: 55.0 x L: 25.4 mm |
| Weight | 4.8 oz / 136.0 g |
