| Angle of view (diagonal, horizontal, vertical) |
|
| for 35 mm and M9 (24 x 36 mm) |
at 16 mm: 107, 97, 74 at 18 mm: 100, 90, 67 at 21 mm: 92, 81, 60 |
| for digital M8/M8.2 (18 x 27 mm) |
at 16 mm: 90, 80, 59 at 18 mm: 84, 74, 53 at 21 mm: 75, 65, 46
corresponds approx. to a focal length of 21/24/28 mm with 35 mm-format
|
| Optical design |
|
| Number of elements / groups |
10 / 7 |
| Distance setting |
|
| Focusing range |
0.5 m to Infinity, range from 0.5 to 0.7 m separated by index |
| Scales |
Combined meter/feet graduation with uniform grey figures below 0.7 m |
| Smallest object field |
|
| for full frame 35mm |
at 16 mm: 915 x 1373 mm, approx. 1:38 at 18 mm: 833 x 1250 mm, approx. 1:35 at 21 mm: 725 x 1087 mm, approx. 1:30 |
| for M8 digital |
at 16 mm: 688 x 1032 mm, approx. 1:38 at 18 mm: 626 x 939 mm, approx. 1:35 at 21 mm: 545 x 817 mm, approx. 1:30 |
| Highest reproduction ratio: at 0,7 m |
at 16 mm: 1:38 at 18 mm: 1:35 at 21 mm: 1:30 |
| Aperture |
|
| Setting / Function |
Preset, with click-stops, half values available |
| Lowest value |
22 |
| Bayonet |
Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models |
| Filter (type) |
Male thread, non-rotating and with stop for filter holder or lens hood |
| Lens hood |
screw-on type lens hood (included in delivery), filter holder for E67 size filters optionally available |
| Dimensions and weight |
|
| Length |
approx. 62/72 mm (with/without lens hood) |
| Largest diameter |
approx. 54 mm (53 x 58 mm with lens hood) |
| Weight |
approx. 335 g |
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