Leica Summicron-M 28mm f/2 ASPH

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High performance and speed are also distinct characteristics of the Summicron-M 28 mm f/2 ASPH. wide-angle lens. Its outstanding speed makes it particularly versatile and produces brilliant imaging results, even in difficult lighting conditions. At its maximum aperture, the Summicron-M 28 mm f/2 ASPH. delivers rich contrast, differentiated reproduction of even the finest structures, a soft and smooth bokeh, and extremely high resolution. Improvements within the optical design in this new generation lens have made it possible to achieve superior image performance across the entire image field. The significant reduction of image field curvature guarantees better resolution of details from corner to corner within every picture.

Technical Information

Leica Summicron-M 28 mm f/2 ASPH.

Angle view (diagonal, horizontal, vertical):

For 35 mm (24 x 36 mm): ca. 74°/65°/46°;

for M8 (18 x 27 mm): 60°/51/35°

Optical design:

Number of elements/groups: 9/6

Entrance pupil for bayonet: 23.3 mm

Focusing range: 0.7 m to infinity

Distance setting:

Scale: combined metre-/feet-increments

Smallest object field:

Smallest object field: for 35 mm: 526 x 789 mm, for M8: 395 x 592 mm

Highest reproduction ratio: 1:21.9

Diaphragm:

Setting/type: preset, with click-stops, half values available

Smallest aperture: f/16

Number of aperture blades: 10

Bayonet:

Leica M quick-change bayonet

Filter thread:

E46

Lens hood:

Available, snap-on type (supplied)

Dimensions and weight:          

Length: approx. 41.4/54 mm (without/with lens hood)

Largest diameter without lens hood: approx. 53 mm

Weight: approx. 257 g/288.9 g (without/with lens hood and covers)




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