| Angle of view (diagonal, horizontal, vertical) |
| for 35 mm (24 x 36 mm) | 47°, 40°, 27° |
| for M8 digital (18 x 27 mm) | 36°, 30°, 20° corresponds to a focal length of approx. 67 mm with 35 mm-format |
| Optical design | |
| Number of lenses/groups | 8 / 5 |
| Focal length | 51.6 mm |
| Position of entrance pupil | 25.7 mm (related to the first lens surface in light direction) |
| Focusing range | 0.7 m to infinity |
| Distance setting | |
| Scales | Combined meter/feet graduation |
| Smallest object field | 271 x 407 mm |
| Largest reproduction ratio | 1:11.3 |
| Aperture | |
| Setting/Function | With click-stops, half values available, manual diaphragm |
| Lowest value | 16 |
| Bayonet | Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models |
| Filter mount | Non-rotating, internal thread for screw-on filters size E 46 |
| Lens hood | Built-in, telescopic, lockable |
| Dimension and weight: | |
| Length | 52.5 mm |
| Largest diameter | approx. 53.5 mm |
| Weight | approx. 335 g
|
