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Leica APO-Summicron-M 50mm f/2 ASPH

Leica M-Mount

Leica APO-Summicron-M 50mm f/2 ASPH

Focal length
50 mm
Aperture
f/2
Weight
300 g
Filter diameter
39 mm
Min. focus distance
70 cm
Length
47 mm
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At a Glance

The Leica APO-Summicron-M 50mm f/2 ASPH is a manual-focus standard prime for Leica M and full frame. It pairs an f/2 aperture with an APO design that includes an aspherical element. The lens weighs 300 g and measures 47 mm in length. Its 70 cm minimum focus distance limits close-ups. It suits everyday shooting, street work and low light.

Good for

  • Everyday
  • Street
  • Low light

Worth knowing

  • No autofocus: focusing is manual only.
  • Minimum focus distance of 0.7 m: limited for close-ups.

Derived from the manufacturer data, not from our own tests. How we check

Technical Specifications

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Min. focal length
50 mm
Max. focal length
50 mm
Max. aperture (min. zoom)
f/2
Max. aperture (max. zoom)
f/2
Min. aperture
f/16
Elements
8
Groups
5
Weight
300 g (0.66 lb)
Filter diameter
39 mm
Min. focus distance
70 cm (27.56 in)
Max. magnification
1:17.5 (0.06×)
Length
47 mm (1.85 in)
Diameter
53 mm (2.09 in)

Manufacturer data: leica-camera.com, leica-camera.com

Last checked: October 13, 2026 (against the manufacturer data) · How we check

Simulate depth of field and angle of view

Compare with other lenses

Which cameras does the Leica APO-Summicron-M 50mm f/2 ASPH fit?

The Leica APO-Summicron-M 50mm f/2 ASPH is a full-frame lens for Leica M-Mount cameras. On full-frame bodies it uses the whole sensor; on APS-C Leica M-Mount cameras its field of view equals 75 mm in full-frame terms.

Leica M-Mount cameras

Full frame:
Leica M EV1,Pixii Max,Leica M11-D,Leica M11-P,Leica M11 Monochrom,Leica M11,Leica M10-R,Leica M10 Monochrom,Leica M-E (Typ 240),Leica M10-P,Leica M10-D,Leica M10,Leica M-D (Typ 262),Leica M (Typ 262),Leica M Monochrom (Typ 246),Leica M Edition 60,Leica M-P (Typ 240),Leica M (Typ 240),Leica M-E (Typ 220),Leica M Monochrom (Typ 230),Leica M9-P,Leica M9
APS-C:
Pixii+ (A2572+),Pixii (A2572),Pixii (A1571),Pixii (A1112)

With the Leica M-Adapter L the lens can also be used on Leica L-Mount cameras.

Leica APO-Summicron-M 50mm f/2 ASPH compared

Key specs side by side with the most similar Leica M-Mount lenses.

LensLeica APO-Summicron-M 50mm f/2 ASPHCarl Zeiss Planar T* 2/50 ZMLeica Summicron-M 50mm f/2Voigtländer APO-Lanthar 50mm f/2
Focal length50 mm50 mm50 mm50 mm
Max. aperturef/2f/2f/2f/2
Weight300 g230 g240 g288 g
Filter diameter39 mm43 mm39 mm49 mm
Min. focus distance70 cm70 cm70 cm70 cm
Length47 mm68 mm43.5 mm53 mm
Autofocusnononono
Image stabilizationnononono
Open these lenses in the comparison and add more

Leica APO-Summicron-M 50mm f/2 ASPH: FAQ

Does the Leica APO-Summicron-M 50mm f/2 ASPH have autofocus?

No, the Leica APO-Summicron-M 50mm f/2 ASPH has no autofocus; you focus it manually.

Does the Leica APO-Summicron-M 50mm f/2 ASPH have image stabilization?

No, the Leica APO-Summicron-M 50mm f/2 ASPH has no stabilization of its own. On cameras with in-body image stabilization (IBIS) the image is still stabilized.

How much does the Leica APO-Summicron-M 50mm f/2 ASPH weigh?

The Leica APO-Summicron-M 50mm f/2 ASPH weighs 300 g. It is 47 mm long with a diameter of 53 mm.

What filter size does the Leica APO-Summicron-M 50mm f/2 ASPH use?

The Leica APO-Summicron-M 50mm f/2 ASPH takes 39 mm screw-in filters.

How close can the Leica APO-Summicron-M 50mm f/2 ASPH focus?

The minimum focus distance of the Leica APO-Summicron-M 50mm f/2 ASPH is 70 cm, measured from the sensor plane.

Is the Leica APO-Summicron-M 50mm f/2 ASPH a full-frame lens?

Yes, the Leica APO-Summicron-M 50mm f/2 ASPH covers full frame. On APS-C cameras its field of view equals 75 mm in full-frame terms.

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