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Carl Zeiss Biogon T* 2,8/28 ZM

Leica M-Mount

Carl Zeiss Biogon T* 2,8/28 ZM

Focal length
28 mm
Aperture
f/2.8
Weight
220 g
Filter diameter
46 mm
Min. focus distance
50 cm
Length
51 mm
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At a Glance

The 28 mm wide-angle prime for Leica M mount works on full frame at f/2.8. It weighs 220 g and measures 51 mm in length. Focusing is manual, and the minimum focus distance is 50 cm. It gives a moderately wide field of view for landscape and reportage.

Good for

  • Landscape
  • Reportage

Worth knowing

  • No autofocus: focusing is manual only.

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

Technical Specifications

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Min. focal length
28 mm
Max. focal length
28 mm
Max. aperture (min. zoom)
f/2.8
Max. aperture (max. zoom)
f/2.8
Min. aperture
f/22
Elements
8
Groups
6
Weight
220 g (0.49 lb)
Filter diameter
46 mm
Min. focus distance
50 cm (19.69 in)
Max. magnification
1:16 (0.06×)
Length
51 mm (2.01 in)
Diameter
53 mm (2.09 in)

Manufacturer data: zeiss.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 Carl Zeiss Biogon T* 2,8/28 ZM fit?

The Carl Zeiss Biogon T* 2,8/28 ZM 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 42 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.

Carl Zeiss Biogon T* 2,8/28 ZM compared

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

LensCarl Zeiss Biogon T* 2,8/28 ZMLeica Elmarit-M 28mm f/2.8 ASPHThypoch Eureka 28mm F2.8Light Lens Lab 28mm F2.8 Nine Element
Focal length28 mm28 mm28 mm28 mm
Max. aperturef/2.8f/2.8f/2.8f/2.8
Weight220 g175 g133 g300 g
Filter diameter46 mm39 mm27 mm49 mm
Min. focus distance50 cm70 cm40 cm70 cm
Length51 mm31 mm21.9 mm56.8 mm
Autofocusnononono
Image stabilizationnononono
Open these lenses in the comparison and add more

Carl Zeiss Biogon T* 2,8/28 ZM: FAQ

Does the Carl Zeiss Biogon T* 2,8/28 ZM have autofocus?

No, the Carl Zeiss Biogon T* 2,8/28 ZM has no autofocus; you focus it manually.

Does the Carl Zeiss Biogon T* 2,8/28 ZM have image stabilization?

No, the Carl Zeiss Biogon T* 2,8/28 ZM has no stabilization of its own. On cameras with in-body image stabilization (IBIS) the image is still stabilized.

How much does the Carl Zeiss Biogon T* 2,8/28 ZM weigh?

The Carl Zeiss Biogon T* 2,8/28 ZM weighs 220 g. It is 51 mm long with a diameter of 53 mm.

What filter size does the Carl Zeiss Biogon T* 2,8/28 ZM use?

The Carl Zeiss Biogon T* 2,8/28 ZM takes 46 mm screw-in filters.

How close can the Carl Zeiss Biogon T* 2,8/28 ZM focus?

The minimum focus distance of the Carl Zeiss Biogon T* 2,8/28 ZM is 50 cm, measured from the sensor plane.

Is the Carl Zeiss Biogon T* 2,8/28 ZM a full-frame lens?

Yes, the Carl Zeiss Biogon T* 2,8/28 ZM covers full frame. On APS-C cameras its field of view equals 42 mm in full-frame terms.

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