| Lens | Leica Summilux-M 28 f/1.4 ASPH. |
| Order number | 11668 |
| View angle (diagonal/horizontal/vertical) Full-frame (24 × 36 mm) |
75°/65°/46° |
| Lens system | |
| Number of lenses/assemblies | 10/7 |
| Number of aspherical surfaces | 1 |
| Position of the entrance pupil before the bayonet | 31.9 mm |
| Focus range | 0.7 m to ∞ |
| Focusing | |
| Scale | Combined scale meter (m)/foot (ft) |
| Smallest object field | Full-frame: 526 × 789 mm |
| Largest scale | 1:21.9 |
| Diaphragm | |
| Setting/Function | Click-stop diaphragm with half-increment lock settings |
| Smallest aperture | 16 |
| Bayonet | Leica M bayonet |
| Lens hood | Screw-on (part of delivery package) |
| Dimensions | |
| Length | Approx. 81 mm / approx. 67 mm (with/without lens hood) |
| Diameter | approx. 61 mm |
| Weight | about 440 g |
使用說明
Leica Summilux-M 28 f/1.4 ASPH. - Instructions
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