
Summilux-M 21 f/1.4 ASPH.
Lens | Leica Summilux-M 21 f/1.4 ASPH. |
Order number | 11647 |
View angle (diagonal/horizontal/vertical) Full-frame (24 × 36 mm) |
92°/81°/59° |
Lens system | |
Number of lenses/assemblies | 10/8 |
Number of aspherical surfaces | 2 |
Position of the entrance pupil before the bayonet | 24.4 mm |
Focus range | 0.7 m to ∞ |
Focusing | |
Scale | Combined scale meter (m)/foot (ft) |
Smallest object field | Full-frame: 685 × 1027 mm |
Largest scale | 1:29 |
Diaphragm | |
Setting/Function | Click-stop diaphragm with half-increment lock settings |
Smallest aperture | 16 |
Number of diaphragm blades | 9 |
Bayonet | Leica M bayonet with 6-bit encoding |
Filter (type) | Series VII filter for insertion in lens hood |
Lens hood | Separate, screw-on |
Dimensions | |
Length | Approx. 66 mm |
Diameter | Approx. 69.5 mm |
Weight | Approx. 580 g |
Fichas técnicas

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